initial commit / add all books

8 files changed, 92 insertions, 0 deletions

diff --git a/3850/CH47/EX47.1/Ex47_1.sce b/3850/CH47/EX47.1/Ex47_1.sce
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+
+//To Calculate the time for which the Person slept according to clocks

+

+//Example 47.1

+

+clear;

+

+clc;

+

+delt=6;//Duration of Sleep according to person's watch

+

+v=3*10^7;//Speed of the train(in which the person is sitting) in m/s

+

+c=3*10^8;//Speed of light in m/s

+

+delt1=delt/sqrt(1-(v/c)^2);//Duration of sleep in the ground frame

+

+delt1h=int(delt/sqrt(1-(v/c)^2));//Duration of sleep (in whole number of hours) in the ground frame

+

+printf("Duration of sleep according to the clocks = %.0f hours ",delt1h);

+

+delt1m=(delt1-delt1h)*60;//Duration of sleep (in remaining ) in the ground frame

+

+printf("%.1f minutes",delt1m);

diff --git a/3850/CH47/EX47.1/Ex47_1.txt b/3850/CH47/EX47.1/Ex47_1.txt
new file mode 100644
index 000000000..e5efdc97f
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+
+ Duration of sleep according to the clocks = 6 hours 1.8 minutes
\ No newline at end of file
diff --git a/3850/CH47/EX47.2/Ex47_2.sce b/3850/CH47/EX47.2/Ex47_2.sce
new file mode 100644
index 000000000..128670c0e
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+++ b/3850/CH47/EX47.2/Ex47_2.sce
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+
+//To Calculate the height of Passenger in the Ground Frame

+

+//Example 47.2

+

+clear;

+

+clc;

+

+L=6;//Height of Passenger in the train frame

+

+v=3*10^7;//Speed of the train(in which the person is sitting) in m/s

+

+c=3*10^8;//Speed of light in m/s

+

+L1=L*sqrt(1-(v/c)^2);//Height of Passenger in the Ground Frame

+

+L1f=int(L1);//Height of Passenger (in whole number of feets) in the Ground Frame

+

+printf("Height of the passenger in the Ground Frame = %.0f feet ",L1f);

+

+L1i=(L1-L1f)*12;//Height of Passenger (in remaining inches) in the Ground Frame

+

+printf("%.1f inches",L1i);

diff --git a/3850/CH47/EX47.2/Ex47_2.txt b/3850/CH47/EX47.2/Ex47_2.txt
new file mode 100644
index 000000000..06910acf0
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+
+ Height of the passenger in the Ground Frame = 5 feet 11.6 inches
\ No newline at end of file
diff --git a/3850/CH47/EX47.3/Ex47_3.sce b/3850/CH47/EX47.3/Ex47_3.sce
new file mode 100644
index 000000000..423aaa96d
--- /dev/null
+++ b/3850/CH47/EX47.3/Ex47_3.sce
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+
+//To Calculate the Time Elapsed between Door Openings

+

+//Example 47.3

+

+clear;

+

+clc;

+

+c=3*10^8;//Speed of Light in m/s

+

+v=0.8*c;//Speed of Train T1 in m/s

+

+y=1/sqrt(1-(v/c)^2);//Speed of Box in the frame of T1 in m/s

+

+rl=30*c;//Rest Length of the box in metres

+

+t=(rl*v*y)/(c^2);//Time elapsed between the openings of the Door in seconds

+

+printf("Time elapsed between the openings of the Door = %.0f s",t);

diff --git a/3850/CH47/EX47.3/Ex47_3.txt b/3850/CH47/EX47.3/Ex47_3.txt
new file mode 100644
index 000000000..05e00f98f
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+
+ Time elapsed between the openings of the Door = 40 s
\ No newline at end of file
diff --git a/3850/CH47/EX47.5/Ex47_5.sce b/3850/CH47/EX47.5/Ex47_5.sce
new file mode 100644
index 000000000..aedcd876a
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+++ b/3850/CH47/EX47.5/Ex47_5.sce
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+
+//To Calculate the amount of Electrical Energy obtained in kilowatt-hour

+

+//Example 47.5

+

+clear;

+

+clc;

+

+c=3*10^8;//Speed of light in m/s

+

+m=3.6*10^-3;//Mass of the object in kilograms

+

+E=m*c^2/(3.6*10^6);//Amount of Electrical Energy obtained in kWh

+

+printf("Electrical Energy obtained when a mass of 3.6 g is fully converted into energy = %.0f*10^7 kWh",E*10^-7);

diff --git a/3850/CH47/EX47.5/Ex47_5.txt b/3850/CH47/EX47.5/Ex47_5.txt
new file mode 100644
index 000000000..bf6d10e21
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+
+ Electrical Energy obtained when a mass of 3.6 g is fully converted into energy = 9*10^7 kWh
\ No newline at end of file