diff options
Diffstat (limited to '3869/CH1')
47 files changed, 800 insertions, 0 deletions
diff --git a/3869/CH1/EX1.1/Ex1_1.sce b/3869/CH1/EX1.1/Ex1_1.sce new file mode 100644 index 000000000..1a2ae6dbe --- /dev/null +++ b/3869/CH1/EX1.1/Ex1_1.sce @@ -0,0 +1,17 @@ +clear +// +// +// + +//Variable declaration +d=0.08*10**-2 //distance between slits(m) +beta1=6*10**-4 //fringe width(m) +c=3*10**8 //velocity of light(m/sec) +new=8*10**11*10**3 //frequency(Hz) + +//Calculation +lamda=c/new //wavelength(m) +D=beta1*d/lamda //distance of screen from slits(m) + +//Result +printf("\n distance of screen from slits is %0.3f m",D) diff --git a/3869/CH1/EX1.10/Ex1_10.sce b/3869/CH1/EX1.10/Ex1_10.sce new file mode 100644 index 000000000..426e9f6de --- /dev/null +++ b/3869/CH1/EX1.10/Ex1_10.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +n=5 +lamda=4800*10**-10 //wavelength(m) +mew_mewdash=0.3 + +//Calculation +t=n*lamda/mew_mewdash //thcikness of glass plate(m) + +//Result +printf("\n thcikness of glass plate is %0.3f *10**-6 m",t*10**6) +printf("\n answer given in the book is wrong") diff --git a/3869/CH1/EX1.11/Ex1_11.sce b/3869/CH1/EX1.11/Ex1_11.sce new file mode 100644 index 000000000..fb97a0949 --- /dev/null +++ b/3869/CH1/EX1.11/Ex1_11.sce @@ -0,0 +1,20 @@ +clear +// +// +// + +//Variable declaration +v=0.2 //volume(cc) +a=1*10**4 //area(cm**2) +r=0 +n=1 +lamda=5.5*10**-5 //wavelength(cm) +t=2 + +//Calculation +d=v/a //thickness of film(cm) +mew=n*lamda/(2*t*cos(r)) //refractive index of oil + +//Result +printf("\n refractive index of oil is %0.2f *10**-5",mew*10**5) +printf("\n answer given in the book is wrong") diff --git a/3869/CH1/EX1.12/Ex1_12.sce b/3869/CH1/EX1.12/Ex1_12.sce new file mode 100644 index 000000000..f44d0c1c7 --- /dev/null +++ b/3869/CH1/EX1.12/Ex1_12.sce @@ -0,0 +1,27 @@ +clear +// +// +// + +//Variable declaration +mew=1.33 //refractive index +i=35*%pi/180 //angle of incidence(radian) +d=5*10**-5 //thickness(cm) +n1=1 //order +n2=2 //order +n3=3 //order +n4=4 //order + +//Calculation +r=180/%pi*asin(sin(i)/mew) //angle of reflection(degrees) +lamda1=2*mew*d*cos(r)/n1 //wavelength of light for 1st order(cm) +lamda2=2*mew*d*cos(r)/n2 //wavelength of light for 2nd order(cm) +lamda3=2*mew*d*cos(r)/n3 //wavelength of light for 3rd order(cm) +lamda4=2*mew*d*cos(r)/n4 //wavelength of light for 4th order(cm) + +//Result +printf("\n wavelength of light for 1st order is %0.1f *10**-5 cm",lamda1*10**5) +printf("\n answer in the book varies due to rounding off errors") +printf("\n wavelength of light for 2nd order is %0.2f *10**-5 cm",lamda2*10**5) +printf("\n wavelength of light for 3rd order is %0.2f *10**-5 cm",lamda3*10**5) +printf("\n wavelength of light for 4th order is %0.1f *10**-5 cm",lamda4*10**5) diff --git a/3869/CH1/EX1.13/Ex1_13.sce b/3869/CH1/EX1.13/Ex1_13.sce new file mode 100644 index 000000000..ab53d7005 --- /dev/null +++ b/3869/CH1/EX1.13/Ex1_13.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +x=15 //distance(cm) +d=0.005 //diameter(cm) +lamda=6000*10**-8 //wavelength(cm) + +//Calculation +alpha=d/x //angle(radian) +beta1=lamda/(2*alpha) //fringe width(cm) + +//Result +printf("\n fringe width is %0.3f cm",beta1) diff --git a/3869/CH1/EX1.14/Ex1_14.sce b/3869/CH1/EX1.14/Ex1_14.sce new file mode 100644 index 000000000..6e8886acb --- /dev/null +++ b/3869/CH1/EX1.14/Ex1_14.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +alpha=0.01 //angle(radian) +n=10 +lamda=6000*10**-10 //wavelength(m) + +//Calculation +x=((2*n)-1)*lamda/(4*alpha) //distance from edge of the wedge(m) + +//Result +printf("\n distance from edge of the wedge is %0.3f *10**-4 m",x*10**4) diff --git a/3869/CH1/EX1.15/Ex1_15.sce b/3869/CH1/EX1.15/Ex1_15.sce new file mode 100644 index 000000000..7477f39bc --- /dev/null +++ b/3869/CH1/EX1.15/Ex1_15.sce @@ -0,0 +1,17 @@ +clear +// +// +// + +//Variable declaration +lamda=5460*10**-8 //wavelength(cm) +f=400 //focal length(cm) +n=5 +mew=1.5 //refractive index + +//Calculation +R=2*f*(mew-1) //radius(cm) +Dn=sqrt(2*((2*n)-1)*lamda*R) //diameter of 5th fringe(cm) + +//Result +printf("\n diameter of 5th fringe is %0.2f m",Dn) diff --git a/3869/CH1/EX1.16/Ex1_16.sce b/3869/CH1/EX1.16/Ex1_16.sce new file mode 100644 index 000000000..df0f2caeb --- /dev/null +++ b/3869/CH1/EX1.16/Ex1_16.sce @@ -0,0 +1,26 @@ +clear +// +// +// + +//Variable declaration +t=500*10**-9 //thickness(m) +f=400 //focal length(cm) +n1=0 +n2=1 +n3=2 +n4=3 +mew=1.33 //refractive index + +//Calculation +lamda1=4*mew*t/((2*n1)+1) //wavelength in infrared region(m) +lamda2=4*mew*t/((2*n2)+1) //wavelength in infrared region(m) +lamda3=4*mew*t/((2*n3)+1) //wavelength in visible region(m) +lamda4=4*mew*t/((2*n4)+1) //wavelength in ultraviolet region(m) + +//Result +printf("\n wavelength in infrared region is %0.0f *10**-10 m",lamda1*10**10) +printf("\n wavelength in infrared region is %0.1f *10**-10 m",lamda2*10**10) +printf("\n wavelength in visible region is %0.0f *10**-10 m",lamda3*10**10) +printf("\n wavelength in ultraviolet region is %0.0f *10**-10 m",lamda4*10**10) +printf("\n of all the wavelengths reflected %0.3f angstrom is the wavelength in the visible region",lamda3*10**10) diff --git a/3869/CH1/EX1.17/Ex1_17.sce b/3869/CH1/EX1.17/Ex1_17.sce new file mode 100644 index 000000000..d98865686 --- /dev/null +++ b/3869/CH1/EX1.17/Ex1_17.sce @@ -0,0 +1,19 @@ +clear +// +// +// + +//Variable declaration +i=60*%pi/180 //angle of incidence(radian) +mew=1.33 //refractive index +t=1.5*10**-6 //thickness(m) +lamda=5*10**-7 //wavelength(m) + +//Calculation +r=(180/%pi)*asin(sin(i)/mew) //angle of reflection(degrees) +r=(r)*%pi/180 //angle of reflection(degrees) + +n=2*mew*t*cos(r)/lamda //order of interference + +//Result +printf("\n order of interference is %0.3f ",n) diff --git a/3869/CH1/EX1.18/Ex1_18.sce b/3869/CH1/EX1.18/Ex1_18.sce new file mode 100644 index 000000000..09726848a --- /dev/null +++ b/3869/CH1/EX1.18/Ex1_18.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +mew=1.5 //refractive index +lamda=5890*10**-10 //wavelength(m) +r=60*%pi/180 //angle of reflection(radian) + +//Calculation +t=lamda/(2*mew*cos(r)) //smallest thickness of the plate(m) + +//Result +printf("\n smallest thickness of the plate is %0.0f angstrom",t*10**10) diff --git a/3869/CH1/EX1.19/Ex1_19.sce b/3869/CH1/EX1.19/Ex1_19.sce new file mode 100644 index 000000000..782778393 --- /dev/null +++ b/3869/CH1/EX1.19/Ex1_19.sce @@ -0,0 +1,18 @@ +clear +// +// +// + +//Variable declaration +D4=0.4 //diameter of 4th ring(cm) +D12=0.7 //diameter of 12th ring(cm) +p1=16 +p2=8 +n=4 + +//Calculation +x=n*p1/(n*p2) +D20=sqrt((D4**2)+(x*((D12**2)-(D4**2)))) //diameter of 20th dark ring(cm) + +//Result +printf("\n diameter of 20th dark ring is %0.3f cm",D20) diff --git a/3869/CH1/EX1.2/Ex1_2.sce b/3869/CH1/EX1.2/Ex1_2.sce new file mode 100644 index 000000000..405e85c3a --- /dev/null +++ b/3869/CH1/EX1.2/Ex1_2.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +lamda1=4200*10**-10 //wavelength(m) +beta11=0.64*10**-2 //first fringe width(m) +beta12=0.46*10**-2 //second fringe width(m) + +//Calculation +lamda2=lamda1*2*beta12/beta11 //wavelength of light source(m) + +//Result +printf("\n wavelength of light source is %0.3f angstron",lamda2*10**10) diff --git a/3869/CH1/EX1.20/Ex1_20.sce b/3869/CH1/EX1.20/Ex1_20.sce new file mode 100644 index 000000000..4c02b2552 --- /dev/null +++ b/3869/CH1/EX1.20/Ex1_20.sce @@ -0,0 +1,14 @@ +clear +// +// +// + +//Variable declaration +D10=1.4 //diameter of 10th ring(cm) +D10_dash=1.27 //changed diameter of 10th ring(cm) + +//Calculation +mew=(D10**2)/(D10_dash**2) //refractive index of the liquid + +//Result +printf("\n refractive index of the liquid is %0.3f ",mew) diff --git a/3869/CH1/EX1.21/Ex1_21.sce b/3869/CH1/EX1.21/Ex1_21.sce new file mode 100644 index 000000000..f1e91c7b5 --- /dev/null +++ b/3869/CH1/EX1.21/Ex1_21.sce @@ -0,0 +1,19 @@ +clear +// +// +// + +//Variable declaration +D25=0.8 //diameter of 25th ring(cm) +D5=0.3 //diameter of 5th ring(cm) +p=25-5 +R=100 //radius of curvature(cm) + +//Calculation +Nr=(D25**2)-(D5**2) //numerator +Dr=4*p*R //denominator +lamda=Nr/Dr //wavelength of light used(cm) + +//Result +printf("\n wavelength of light used is %0.3f *10**-5 cm",lamda*10**5) +printf("\n answer given in the book is wrong") diff --git a/3869/CH1/EX1.22/Ex1_22.sce b/3869/CH1/EX1.22/Ex1_22.sce new file mode 100644 index 000000000..1db21cd83 --- /dev/null +++ b/3869/CH1/EX1.22/Ex1_22.sce @@ -0,0 +1,17 @@ +clear +// +// +// + +//Variable declaration +w=0.02 //width(m) +theta=(%pi/180)*(18+(14/60)) //angle(radian) +n=1 +lamda=6.56*10**-7 //wavelength(m) + +//Calculation +M=w*sin(theta)/(n*lamda) //total number of lines in the grating + +//Result +printf("\n total number of lines in the grating is %0.1f ",M) +printf("\n answer given in the book varies due to rounding off errors") diff --git a/3869/CH1/EX1.23/Ex1_23.sce b/3869/CH1/EX1.23/Ex1_23.sce new file mode 100644 index 000000000..4b1fa340e --- /dev/null +++ b/3869/CH1/EX1.23/Ex1_23.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +lamda=5890*10**-10 //wavelength(m) +mew=1.5 //refractive index +r=60*%pi/180 //angle of reflection(radian) + +//Calculation +t=lamda/(2*mew*cos(r)) //required thickness of plate(m) + +//Result +printf("\n required thickness of plate is %0.0f angstrom",t*10**10) diff --git a/3869/CH1/EX1.25/Ex1_25.sce b/3869/CH1/EX1.25/Ex1_25.sce new file mode 100644 index 000000000..4e96a940c --- /dev/null +++ b/3869/CH1/EX1.25/Ex1_25.sce @@ -0,0 +1,14 @@ +clear +// +// +// + +//Variable declaration +lamda=6500 //wavelength(m) +theta=30*%pi/180 //angle(radian) + +//Calculation +a=lamda/sin(theta) //value of slit width(angstrom) + +//Result +printf("\n value of slit width is %0.0f angstrom",a) diff --git a/3869/CH1/EX1.27/Ex1_27.sce b/3869/CH1/EX1.27/Ex1_27.sce new file mode 100644 index 000000000..0b486c5e5 --- /dev/null +++ b/3869/CH1/EX1.27/Ex1_27.sce @@ -0,0 +1,25 @@ +clear +// +// +// + +//Variable declaration +t=500*10**-9 //thickness(m) +n1=0 +n2=1 +n3=2 +n4=3 +mew=1.33 //refractive index + +//Calculation +lamda1=4*mew*t/((2*n1)+1) //wavelength in infrared region(m) +lamda2=4*mew*t/((2*n2)+1) //wavelength in infrared region(m) +lamda3=4*mew*t/((2*n3)+1) //wavelength in visible region(m) +lamda4=4*mew*t/((2*n4)+1) //wavelength in ultraviolet region(m) + +//Result +printf("\n wavelength in infrared region is %0.0f *10**-10 m",lamda1*10**10) +printf("\n wavelength in infrared region is %0.1f *10**-10 m",lamda2*10**10) +printf("\n wavelength in visible region is %0.0f *10**-10 m",lamda3*10**10) +printf("\n wavelength in ultraviolet region is %0.0f *10**-10 m",lamda4*10**10) +printf("\n of all the wavelengths reflected %0.3f angstrom is the wavelength in the visible region",lamda3*10**10) diff --git a/3869/CH1/EX1.28/Ex1_28.sce b/3869/CH1/EX1.28/Ex1_28.sce new file mode 100644 index 000000000..d98865686 --- /dev/null +++ b/3869/CH1/EX1.28/Ex1_28.sce @@ -0,0 +1,19 @@ +clear +// +// +// + +//Variable declaration +i=60*%pi/180 //angle of incidence(radian) +mew=1.33 //refractive index +t=1.5*10**-6 //thickness(m) +lamda=5*10**-7 //wavelength(m) + +//Calculation +r=(180/%pi)*asin(sin(i)/mew) //angle of reflection(degrees) +r=(r)*%pi/180 //angle of reflection(degrees) + +n=2*mew*t*cos(r)/lamda //order of interference + +//Result +printf("\n order of interference is %0.3f ",n) diff --git a/3869/CH1/EX1.29/Ex1_29.sce b/3869/CH1/EX1.29/Ex1_29.sce new file mode 100644 index 000000000..09726848a --- /dev/null +++ b/3869/CH1/EX1.29/Ex1_29.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +mew=1.5 //refractive index +lamda=5890*10**-10 //wavelength(m) +r=60*%pi/180 //angle of reflection(radian) + +//Calculation +t=lamda/(2*mew*cos(r)) //smallest thickness of the plate(m) + +//Result +printf("\n smallest thickness of the plate is %0.0f angstrom",t*10**10) diff --git a/3869/CH1/EX1.3/Ex1_3.sce b/3869/CH1/EX1.3/Ex1_3.sce new file mode 100644 index 000000000..2b4195f7f --- /dev/null +++ b/3869/CH1/EX1.3/Ex1_3.sce @@ -0,0 +1,22 @@ +clear +// +// +// + +//Variable declaration +Y=1*10**-3 //distance between slits(m) +D=1 //distance between slit and screen(m) +d=1*10**-3 //point distance(m) +lamda=5893*10**-10 //wavelength(angston) + +//Calculation +delta1=Y*d/D //path difference(m) +Pd=2*%pi*delta1/lamda //phase difference(radian) +r=(cos(Pd/2))**2 //ratio of intensity +delta2=lamda/4 //path difference(m) +W=delta2*D/d //distance of point on screen from centre(m) + +//Result +printf("\n ratio of intensity is %0.4f ",r) +printf("\n distance of point on screen from centre is %0.3f *10**-4 m",W*10**4) +printf("\n answers in the book varies due to rounding off errors") diff --git a/3869/CH1/EX1.30/Ex1_30.sce b/3869/CH1/EX1.30/Ex1_30.sce new file mode 100644 index 000000000..b2a42cb8f --- /dev/null +++ b/3869/CH1/EX1.30/Ex1_30.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +Dn=2*10**-3 //diameter of ring(m) +n=10 +lamda=500*10**-9 //wavelength(m) + +//Calculation +R=Dn**2/(4*n*lamda) //radius(m) +t=Dn**2/(8*R) //thickness of air film(m) + +//Result +printf("\n thickness of air film is %0.3f micro m",t*10**6) diff --git a/3869/CH1/EX1.31/Ex1_31.sce b/3869/CH1/EX1.31/Ex1_31.sce new file mode 100644 index 000000000..d75d558fa --- /dev/null +++ b/3869/CH1/EX1.31/Ex1_31.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +D5=0.336*10**-2 //diameter of 5th ring(m) +D15=0.59*10**-2 //diameter of 15th ring(m) +m=10 +R=1 //radius of curvature(m) + +//Calculation +lamda=((D15**2)-(D5**2))/(4*m*R) //wavelength of light(m) + +//Result +printf("\n wavelength of light is %0.0f nm",lamda*10**9) diff --git a/3869/CH1/EX1.32/Ex1_32.sce b/3869/CH1/EX1.32/Ex1_32.sce new file mode 100644 index 000000000..5ec81f21d --- /dev/null +++ b/3869/CH1/EX1.32/Ex1_32.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +D10=0.5*10**-2 //diameter of 10th ring(m) +n=10 +lamda=5900*10**-10 //wavelength(m) + +//Calculation +R=D10**2/(4*n*lamda) //radius of curvature of lens(m) + +//Result +printf("\n radius of curvature of lens is %0.3f m",R) diff --git a/3869/CH1/EX1.34/Ex1_34.sce b/3869/CH1/EX1.34/Ex1_34.sce new file mode 100644 index 000000000..4c02b2552 --- /dev/null +++ b/3869/CH1/EX1.34/Ex1_34.sce @@ -0,0 +1,14 @@ +clear +// +// +// + +//Variable declaration +D10=1.4 //diameter of 10th ring(cm) +D10_dash=1.27 //changed diameter of 10th ring(cm) + +//Calculation +mew=(D10**2)/(D10_dash**2) //refractive index of the liquid + +//Result +printf("\n refractive index of the liquid is %0.3f ",mew) diff --git a/3869/CH1/EX1.36/Ex1_36.sce b/3869/CH1/EX1.36/Ex1_36.sce new file mode 100644 index 000000000..803695ee4 --- /dev/null +++ b/3869/CH1/EX1.36/Ex1_36.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +lamda1=6*10**-5 //wavelength(cm) +lamda2=4.5*10**-5 //wavelength(cm) +n1=21 + +//Calculation +n2=n1*lamda1/lamda2 //order + +//Result +printf("\n order is %0.3f ",n2) diff --git a/3869/CH1/EX1.37/Ex1_37.sce b/3869/CH1/EX1.37/Ex1_37.sce new file mode 100644 index 000000000..69346c14f --- /dev/null +++ b/3869/CH1/EX1.37/Ex1_37.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +lamda=51*10**-6 //wavelength(cm) +D=200 //separation between screen and slit(cm) +beta1=1 //fringe width(cm) +n=10 + +//Calculation +d=lamda*D/beta1 //slit separation(cm) + +//Result +printf("\n slit separation is %0.3f m",d*100) diff --git a/3869/CH1/EX1.38/Ex1_38.sce b/3869/CH1/EX1.38/Ex1_38.sce new file mode 100644 index 000000000..4056482d4 --- /dev/null +++ b/3869/CH1/EX1.38/Ex1_38.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +D=50 //separation between screen and slit(cm) +x=0.2 //fringe shift(cm) +d=0.1 //separation between slits(cm) +mew=1.58 //refractive index + +//Calculation +tow=x*d/(D*(mew-1)) //thickness of mica sheet(cm) + +//Result +printf("\n thickness of mica sheet is %0.3f *10**-4 cm",tow*10**4) diff --git a/3869/CH1/EX1.39/Ex1_39.sce b/3869/CH1/EX1.39/Ex1_39.sce new file mode 100644 index 000000000..b80dbac81 --- /dev/null +++ b/3869/CH1/EX1.39/Ex1_39.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +lamda=5000*10**-8 //wavelength(cm) +D=50 //separation between screen and slit(cm) +d=0.05 //separation between slits(cm) + +//Calculation +beta1=lamda*D/d //fringe width(cm) + +//Result +printf("\n fringe width is %0.3f cm",beta1) diff --git a/3869/CH1/EX1.4/Ex1_4.sce b/3869/CH1/EX1.4/Ex1_4.sce new file mode 100644 index 000000000..3bf16c219 --- /dev/null +++ b/3869/CH1/EX1.4/Ex1_4.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +I1=10 //intensity(Wm**-2) +I2=25 //intensity(Wm**-2) + +//Calculation +a1bya2=sqrt(I1/I2) +ImaxbyImin=(a1bya2+1)**2/(a1bya2-1)**2 //ratio of maximum intensity to minimum intensity + +//Result +printf("\n ratio of maximum intensity to minimum intensity is %0.3f ",ImaxbyImin) diff --git a/3869/CH1/EX1.40/Ex1_40.sce b/3869/CH1/EX1.40/Ex1_40.sce new file mode 100644 index 000000000..03dbdd59d --- /dev/null +++ b/3869/CH1/EX1.40/Ex1_40.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +D=180 //separation between screen and slit(cm) +d=0.04 //separation between slits(cm) +beta1=0.3 //fringe width(cm) + +//Calculation +lamda=(beta1*d*10**4/D) //wavelength(cm) + + +//Result +printf("\n wavelength is %0.0f angstrom",lamda*10**4) diff --git a/3869/CH1/EX1.41/Ex1_41.sce b/3869/CH1/EX1.41/Ex1_41.sce new file mode 100644 index 000000000..2617bd703 --- /dev/null +++ b/3869/CH1/EX1.41/Ex1_41.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +D=80 //separation between screen and slit(cm) +d=0.1 //separation between slits(cm) +beta1=0.04 //fringe width(cm) + +//Calculation +lamda=beta1*d/D //wavelength(cm) + +//Result +printf("\n wavelength is %0.0f angstrom",lamda*10**8) diff --git a/3869/CH1/EX1.42/Ex1_42.sce b/3869/CH1/EX1.42/Ex1_42.sce new file mode 100644 index 000000000..b80dbac81 --- /dev/null +++ b/3869/CH1/EX1.42/Ex1_42.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +lamda=5000*10**-8 //wavelength(cm) +D=50 //separation between screen and slit(cm) +d=0.05 //separation between slits(cm) + +//Calculation +beta1=lamda*D/d //fringe width(cm) + +//Result +printf("\n fringe width is %0.3f cm",beta1) diff --git a/3869/CH1/EX1.43/Ex1_43.sce b/3869/CH1/EX1.43/Ex1_43.sce new file mode 100644 index 000000000..4b0fe61ff --- /dev/null +++ b/3869/CH1/EX1.43/Ex1_43.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +lamda=7*10**-5 //wavelength(cm) +n=2 +mew=1.33 //refractive index + +//Calculation +t=(((2*n)+1)*lamda/2)/(2*mew) //thickness of soap film(cm) + +//Result +printf("\n thickness of soap film is %0.4f *10**-5 cm",t*10**5) diff --git a/3869/CH1/EX1.45/Ex1_45.sce b/3869/CH1/EX1.45/Ex1_45.sce new file mode 100644 index 000000000..a925c0b3e --- /dev/null +++ b/3869/CH1/EX1.45/Ex1_45.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +lamda=5000*10**-8 //wavelength(cm) +n=16 +mew=1.56 //refractive index + +//Calculation +t=n*lamda/(mew-1) //thickness(cm) + +//Result +printf("\n thickness is %0.1f *10**-4 cm",t*10**4) diff --git a/3869/CH1/EX1.46/Ex1_46.sce b/3869/CH1/EX1.46/Ex1_46.sce new file mode 100644 index 000000000..e5fc30b16 --- /dev/null +++ b/3869/CH1/EX1.46/Ex1_46.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +lamda=6000*10**-8 //wavelength(cm) +n=1 +mew=1.5 //refractive index +r=50*%pi/180 //angle of refraction(radian) + +//Calculation +t=n*lamda/(2*mew*cos(r)) //least thickness of glass plate(cm) + +//Result +printf("\n least thickness of glass plate is %0.2f *10**-5 cm",t*10**5) diff --git a/3869/CH1/EX1.47/Ex1_47.sce b/3869/CH1/EX1.47/Ex1_47.sce new file mode 100644 index 000000000..66f69f4eb --- /dev/null +++ b/3869/CH1/EX1.47/Ex1_47.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +lamda=5000*10**-8 //wavelength(cm) +mew=1.5 //refractive index +beta1=1 //assume +S=6*beta1 + +//Calculation +t=S*lamda/(beta1*(mew-1)) //least thickness of glass plate(cm) + +//Result +printf("\n least thickness of glass plate is %0.0f *10**-4 cm",t*10**4) diff --git a/3869/CH1/EX1.48/Ex1_48.sce b/3869/CH1/EX1.48/Ex1_48.sce new file mode 100644 index 000000000..5ca006e97 --- /dev/null +++ b/3869/CH1/EX1.48/Ex1_48.sce @@ -0,0 +1,14 @@ +clear +// +// +// + +//Variable declaration +D8=1.42 //diameter of 8th ring(cm) +D8dash=1.25 //changed diameter of 8th ring(cm) + +//Calculation +mew=D8**2/D8dash**2 //refractive index of liquid + +//Result +printf("\n refractive index of liquid is %0.2f ",mew) diff --git a/3869/CH1/EX1.49/Ex1_49.sce b/3869/CH1/EX1.49/Ex1_49.sce new file mode 100644 index 000000000..cb6ac8fab --- /dev/null +++ b/3869/CH1/EX1.49/Ex1_49.sce @@ -0,0 +1,17 @@ +clear +// +// +// + +//Variable declaration +lamda=6000*10**-8 //wavelength(cm) +n=1 +mew=1.33 //refractive index +r=0*%pi/180 //angle of incidence(radian) + +//Calculation +t=n*lamda/(2*mew*cos(r)) //thickness of thinnest film(cm) + +//Result +printf("\n thickness of thinnest film is %0.4f *10**-5 cm",t*10**5) +printf("\n answer given in the book is wrong") diff --git a/3869/CH1/EX1.50/Ex1_50.sce b/3869/CH1/EX1.50/Ex1_50.sce new file mode 100644 index 000000000..f99ad92c7 --- /dev/null +++ b/3869/CH1/EX1.50/Ex1_50.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +lamda=6000*10**-8 //wavelength(cm) +Dm=0.65 //diameter of 8th ring(cm) +Dn=0.35 //changed diameter of 8th ring(cm) + +//Calculation +R=(Dm**2-Dn**2)/(4*lamda) //radius of curvature of lens(cm) + +//Result +printf("\n radius of curvature of lens is %0.0f cm",R) +printf("\n answer given in the book is wrong") diff --git a/3869/CH1/EX1.52/Ex1_52.sce b/3869/CH1/EX1.52/Ex1_52.sce new file mode 100644 index 000000000..bb16cbea1 --- /dev/null +++ b/3869/CH1/EX1.52/Ex1_52.sce @@ -0,0 +1,21 @@ +clear +// +// +// + +//Variable declaration +m1=15 +n=5 +m2=25 +D15=0.62 //diameter of 15th ring(cm) +D5=0.3 //diameter of 5th ring(cm) + +//Calculation +x=D15**2-D5**2 +y=m1-n +z=m2-n +r=4*z/(4*y) +D25=sqrt((r*x)+(D5**2)) //diameter of 25th ring(cm) + +//Result +printf("\n diameter of 25th ring is %0.3f cm",D25) diff --git a/3869/CH1/EX1.53/Ex1_53.sce b/3869/CH1/EX1.53/Ex1_53.sce new file mode 100644 index 000000000..6ed839acd --- /dev/null +++ b/3869/CH1/EX1.53/Ex1_53.sce @@ -0,0 +1,17 @@ +clear +// +// +// + +//Variable declaration +lamda=5890*10**-8 //wavelength(cm) +Dm=0.590 //diameter of 8th ring(cm) +Dn=0.336 //changed diameter of 8th ring(cm) +m=15 +n=5 + +//Calculation +R=(Dm-Dn)/(4*lamda*(m-n)) //radius of curvature of lens(cm) + +//Result +printf("\n radius of curvature of lens is %0.1f cm",R) diff --git a/3869/CH1/EX1.54/Ex1_54.sce b/3869/CH1/EX1.54/Ex1_54.sce new file mode 100644 index 000000000..373e556a0 --- /dev/null +++ b/3869/CH1/EX1.54/Ex1_54.sce @@ -0,0 +1,16 @@ +clear +// +// +// + +//Variable declaration +R=70 //radius of curvature of lens(cm) +n=10 +Dn=0.433 //diameter of 10th dark ring(cm) + +//Calculation +lamda=Dn**2/(4*R*n) //wavelength of light(cm) + +//Result +printf("\n wavelength of light is %0.3f *10**-5 cm",lamda*10**5) +printf("\n answer given in the book varies due to rounding off errors") diff --git a/3869/CH1/EX1.6/Ex1_6.sce b/3869/CH1/EX1.6/Ex1_6.sce new file mode 100644 index 000000000..427e3cbb6 --- /dev/null +++ b/3869/CH1/EX1.6/Ex1_6.sce @@ -0,0 +1,17 @@ +clear +// +// +// + +//Variable declaration +lamda=500*10**-9 //wavelength(m) +D=2 //distance of screen from slits(m) +l=5*10**-2 //distance(m) +n=100 //number of fringes + +//Calculation +beta1=l/n +d=lamda*D/beta1 //distance between slits(m) + +//Result +printf("\n distance between slits is %0.0f mm",d*10**3) diff --git a/3869/CH1/EX1.7/Ex1_7.sce b/3869/CH1/EX1.7/Ex1_7.sce new file mode 100644 index 000000000..12e98edfa --- /dev/null +++ b/3869/CH1/EX1.7/Ex1_7.sce @@ -0,0 +1,15 @@ +clear +// +// +// + +//Variable declaration +d=0.2*10**-3 //distance between slits(m) +lamda=550*10**-9 //wavelength(m) +D=1 //distance of screen from slits(m) + +//Calculation +beta1=lamda*D/d //fringe width(m) + +//Result +printf("\n fringe width is %0.3f mm",beta1*10**3) diff --git a/3869/CH1/EX1.8/Ex1_8.sce b/3869/CH1/EX1.8/Ex1_8.sce new file mode 100644 index 000000000..99e20a38a --- /dev/null +++ b/3869/CH1/EX1.8/Ex1_8.sce @@ -0,0 +1,22 @@ +clear +// +// +// + +//Variable declaration +n=10 +lamda=5460*10**-10 //wavelength(m) +d=0.1*10**-3 //distance between slits(m) +D=2 //distance of screen from slits(m) + +//Calculation +x10=n*lamda*D/d //distance from centre where 10th maximum is obtained(m) +tantheta1=x10/2 //angular position of 10th maximum(radian) +tantheta1=tantheta1*180/%pi //angular position of 10th maximum(degrees) +x1=lamda*D/(2*d) //distance from centre where 1st maximum is obtained(m) +tantheta2=x1/2 //angular position of 1st maximum(radian) +tantheta2=tantheta2*180/%pi //angular position of 1st maximum(degrees) + +//Result +printf("\n angular position of 10th maximum is %0.2f degrees",tantheta1) +printf("\n angular position of 1st maximum is %0.3f degrees",tantheta2) diff --git a/3869/CH1/EX1.9/Ex1_9.sce b/3869/CH1/EX1.9/Ex1_9.sce new file mode 100644 index 000000000..fce22d923 --- /dev/null +++ b/3869/CH1/EX1.9/Ex1_9.sce @@ -0,0 +1,18 @@ +clear +// +// +// + +//Variable declaration +lamda1=650*10**-9 //wavelength(m) +lamda2=500*10**-9 //wavelength(m) +n1=10 +n2=13 +D=1 //distance(m) +d=0.5*10**-3 //seperation(m) + +//Calculation +x=n1*lamda1*D/d //least distance of the point from central maximum(m) + +//Result +printf("\n least distance of the point from central maximum is %0.0f mm",x*10**3) |