From 7f60ea012dd2524dae921a2a35adbf7ef21f2bb6 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 10 Oct 2017 12:27:19 +0530 Subject: initial commit / add all books --- 3754/CH27/EX27.10/27_10.sce | 16 ++++++++++++++++ 3754/CH27/EX27.11/27_11.sce | 19 +++++++++++++++++++ 3754/CH27/EX27.13/27_13.sce | 14 ++++++++++++++ 3754/CH27/EX27.14/27_14.sce | 14 ++++++++++++++ 3754/CH27/EX27.15/27_15.sce | 15 +++++++++++++++ 3754/CH27/EX27.16/27_16.sce | 16 ++++++++++++++++ 3754/CH27/EX27.2/27_2.sce | 28 ++++++++++++++++++++++++++++ 3754/CH27/EX27.3/27_3.sce | 21 +++++++++++++++++++++ 3754/CH27/EX27.4/27_4.sce | 15 +++++++++++++++ 3754/CH27/EX27.5/27_5.sce | 14 ++++++++++++++ 3754/CH27/EX27.6/27_6.sce | 16 ++++++++++++++++ 3754/CH27/EX27.7/27_7.sce | 30 ++++++++++++++++++++++++++++++ 3754/CH27/EX27.8/27_8.sce | 14 ++++++++++++++ 3754/CH27/EX27.9/27_9.sce | 14 ++++++++++++++ 14 files changed, 246 insertions(+) create mode 100644 3754/CH27/EX27.10/27_10.sce create mode 100644 3754/CH27/EX27.11/27_11.sce create mode 100644 3754/CH27/EX27.13/27_13.sce create mode 100644 3754/CH27/EX27.14/27_14.sce create mode 100644 3754/CH27/EX27.15/27_15.sce create mode 100644 3754/CH27/EX27.16/27_16.sce create mode 100644 3754/CH27/EX27.2/27_2.sce create mode 100644 3754/CH27/EX27.3/27_3.sce create mode 100644 3754/CH27/EX27.4/27_4.sce create mode 100644 3754/CH27/EX27.5/27_5.sce create mode 100644 3754/CH27/EX27.6/27_6.sce create mode 100644 3754/CH27/EX27.7/27_7.sce create mode 100644 3754/CH27/EX27.8/27_8.sce create mode 100644 3754/CH27/EX27.9/27_9.sce (limited to '3754/CH27') diff --git a/3754/CH27/EX27.10/27_10.sce b/3754/CH27/EX27.10/27_10.sce new file mode 100644 index 000000000..a78b7e63b --- /dev/null +++ b/3754/CH27/EX27.10/27_10.sce @@ -0,0 +1,16 @@ +clear// + +//Variables + +RL = 8.0 //Load resistance (in ohm) +a = 10.0 //Turns ratio +ICQ = 500.0 * 10**-3 //Collector current (in Ampere) + +//Calculation + +R1L = a**2 * RL //Effective load (in ohm) +Poac = 1.0/2* ICQ**2 * R1L //Maximum power delieverd (in watt) + +//Result + +printf("\n The maximum power delievered to load is %0.3f W.",Poac) diff --git a/3754/CH27/EX27.11/27_11.sce b/3754/CH27/EX27.11/27_11.sce new file mode 100644 index 000000000..e1a7b7b65 --- /dev/null +++ b/3754/CH27/EX27.11/27_11.sce @@ -0,0 +1,19 @@ +clear// + +//Variables + +Ptrdc = 100.0 * 10**-3 //Maximum collector dissipated power (in watt) +VCC = 10.0 //Source voltage (in volts) +RL = 16.0 //Load resistance (in ohm) +no=0.5;nc=0.5; + +//Calculation + +Poac = no * Ptrdc //Maximum undistorted a.c. output power (in watt) +ICQ = 2 * Poac / VCC //Quiescent collector current (in Ampere) +R1L = VCC / ICQ //Effective load resistance (in ohm) +a = (R1L / RL)**0.5 + +//Result + +printf("\n Maximum undistorted a.c. output power is %0.3f W.\nQuiescent collector current is %0.3f A.\nTransformer turns ratio is %0.0f .",Poac,ICQ,a) diff --git a/3754/CH27/EX27.13/27_13.sce b/3754/CH27/EX27.13/27_13.sce new file mode 100644 index 000000000..59b08b757 --- /dev/null +++ b/3754/CH27/EX27.13/27_13.sce @@ -0,0 +1,14 @@ +clear// + +//Variables + +RL = 1.0 * 10**3 //Load resistance (in ohm) +IC = 10.0 * 10**-3 //Collector current (in Ampere) + +//Calculation + +PL = IC**2 * RL //Load power (in watt) + +//Result + +printf("\n Power delivered to the load is %0.3f W.",PL) diff --git a/3754/CH27/EX27.14/27_14.sce b/3754/CH27/EX27.14/27_14.sce new file mode 100644 index 000000000..deabf0934 --- /dev/null +++ b/3754/CH27/EX27.14/27_14.sce @@ -0,0 +1,14 @@ +clear// + +//Variables + +RL = 8.0 //Load resistance (in ohm) +VP = 16.0 //Peak output voltage (in volts) + +//Calculation + +P = VP**2 / (2 * RL) //Power drawn from the source (in watt) + +//Result + +printf("\n The power drawn from the source is %0.3f W.",P) diff --git a/3754/CH27/EX27.15/27_15.sce b/3754/CH27/EX27.15/27_15.sce new file mode 100644 index 000000000..fb5a98929 --- /dev/null +++ b/3754/CH27/EX27.15/27_15.sce @@ -0,0 +1,15 @@ +clear// + +//Variables + +Pcdc = 10.0 //Power rating of amplifier (in watt) +n = 0.785 //Maximum overall efficiency + +//Calculation + +PT = 2 * Pcdc //Total power dissipation of two transistors (in watt) +Poac = (PT * n) / (1-n) //Maximum power output (in watt) + +//Result + +printf("\n Maximum power output is %0.2f W.",Poac) diff --git a/3754/CH27/EX27.16/27_16.sce b/3754/CH27/EX27.16/27_16.sce new file mode 100644 index 000000000..379da2247 --- /dev/null +++ b/3754/CH27/EX27.16/27_16.sce @@ -0,0 +1,16 @@ +clear// + +//Variables + +no = 0.6 //efficiency +Pcdc = 2.5 //Maximum collector dissipation of each transistor (in watt) + +//Calculation + +PT = 2 * Pcdc //Total power dissipation of two transistors (in watt) +Pindc = PT / (1 - no ) //dc input power (in watt) +Poac = no * Pindc //ac output power (in watt) + +//Result + +printf("\n The d.c. input power is %0.3f W.\nThe a.c. output power is %0.3f W.",Pindc,Poac) diff --git a/3754/CH27/EX27.2/27_2.sce b/3754/CH27/EX27.2/27_2.sce new file mode 100644 index 000000000..a39314119 --- /dev/null +++ b/3754/CH27/EX27.2/27_2.sce @@ -0,0 +1,28 @@ +clear// + +//Variables + +VCC = 20.0 //Source voltage (in volts) +R1 = 10.0 //Resistance (in kilo-ohm) +R2 = 1.8 //Resistance (in kilo-ohm) +RC = 620.0 * 10**-3 //Collector resistance (in kilo-ohm) +RE = 200.0 * 10**-3 //Emitter resistance (in kilo-ohm) +RL = 1.2 //Load resistance (in kilo-ohm) +beta = 180.0 //Common emitter current gain +VBE = 0.7 //Emitter-to-Base voltage (in volts) + +//Calculation + +VB = VCC * (R2 /(R1 + R2)) //Voltage drop across R2 (in volts) +VE = VB - VBE //Voltage at the emitter (in volts) +IE = VE / RE //Emitter current (in milli-Ampere) +IC = IE //Collector current (in milli-Ampere) +VCE = VCC - IE*(RC + RE) //Collector-to-emitter voltage (in volts) +ICEQ = IC //Collector current at Q (in milli-Ampere) +VCEQ = VCE //Collector-to-emitter voltage at Q (in volts) +rL = RC * RL/(RC + RL) //a.c. load resistance (in kilo-ohm) +PP = 2 * ICEQ * rL //Compliance of the amplifier (in volts) + +//Result + +printf("\n Overall compliance (PP) of the amplifier is %0.2f V.",PP) diff --git a/3754/CH27/EX27.3/27_3.sce b/3754/CH27/EX27.3/27_3.sce new file mode 100644 index 000000000..3d33e41f0 --- /dev/null +++ b/3754/CH27/EX27.3/27_3.sce @@ -0,0 +1,21 @@ +clear// + +//Variables + +r1e = 8.0 //a.c. load resistance (in ohm) +RC = 220.0 //Collector resistance (in ohm) +RE = 47.0 //Emitter resistance (in ohm) +R1 = 4.7 * 10**3 //Resistance (in ohm) +R2 = 470.0 //Resistance (in ohm) +beta = 50.0 //Common emitter current gain + +//Calculation + +rL = RC //Load resistance (in ohm) +Av = rL / r1e //Voltage gain +Ai = beta //Current gain +Ap = Av * Ai //Power gain + +//Result + +printf("\n Voltage gain is %0.3f and Power gain is %0.3f .",Av,Ap) diff --git a/3754/CH27/EX27.4/27_4.sce b/3754/CH27/EX27.4/27_4.sce new file mode 100644 index 000000000..e977ba30e --- /dev/null +++ b/3754/CH27/EX27.4/27_4.sce @@ -0,0 +1,15 @@ +clear// + +//Variables + +Ptrdc = 20.0 //dc Power (in watt) +Poac = 5.0 //ac Power (in watt) + +//Calculation + +ne = Poac / Ptrdc //Collector efficiency +P = Ptrdc //Power rating of the transistor + +//Result + +printf("\n Collector efficiency is %0.3f percentage.\nPower rating of the transistor is %0.3f W.",ne*100,P) diff --git a/3754/CH27/EX27.5/27_5.sce b/3754/CH27/EX27.5/27_5.sce new file mode 100644 index 000000000..007dc9bde --- /dev/null +++ b/3754/CH27/EX27.5/27_5.sce @@ -0,0 +1,14 @@ +clear// + +//Variables + +Pcdc = 10.0 //dc power (in watt) +ne = 0.32 //efficiency + +//Calculation + +Poac = ne * Pcdc / (1 - ne) //a.c. power output (in watt) + +//Result + +printf("\n The a.c. power output is %0.1f W.",Poac) diff --git a/3754/CH27/EX27.6/27_6.sce b/3754/CH27/EX27.6/27_6.sce new file mode 100644 index 000000000..68cef3c02 --- /dev/null +++ b/3754/CH27/EX27.6/27_6.sce @@ -0,0 +1,16 @@ +clear// + +//Variables + +nc = 0.5 //Efficiency +VCC = 24.0 //Source voltage (in volts) +Poac = 3.5 //a.c. power output (in watt) + +//Calculation + +Ptrdc = Poac / nc //dc power (in watt) +Pcdc = Ptrdc - Poac //Power dissipated as heat (in watt) + +//Result + +printf("\n Total power within the circuit is %0.3f W.\nThe power Pcdc = %0.3f W is dissipated in the form of heat within the transistor collector region.",Ptrdc,Pcdc) diff --git a/3754/CH27/EX27.7/27_7.sce b/3754/CH27/EX27.7/27_7.sce new file mode 100644 index 000000000..a15ae20eb --- /dev/null +++ b/3754/CH27/EX27.7/27_7.sce @@ -0,0 +1,30 @@ +clear// + +//Variables + +VCC = 20.0 //Supply voltage (in volts) +VCEQ = 10.0 //Collector-to-emitter voltage (in volts) +ICQ = 600.0 * 10**-3 //Collector current (in Ampere) +RL = 16.0 //Load resistance (in ohm) +Ip = 300.0 * 10**-3 //Output current variation (in Ampere) + +//Calculation + +Pindc = VCC * ICQ //dc power supplied (in watt) +PRLdc = ICQ**2 * RL //dc power consumed by load resistor (in watt) +I = Ip / 2**0.5 //r.m.s. value of Collector current (in Ampere) +Poac = I**2 * RL //a.c. power across load resistor (in ohm) +Ptrdc = Pindc - PRLdc //dc power delievered to transistor (in watt) +Pcdc = Ptrdc - Poac //dc power wasted in transistor collector (in watt) +no = Poac / Pindc //Overall efficiency +nc = Poac / Ptrdc //Collector efficiency + +//Result + +printf("\n Power supplied by the d.c. source to the amplifier circuit is %0.3f W.",Pindc) +printf("\n D.C. power consumed by the load resistor is %0.3f W.",PRLdc) +printf("\n A.C. power developed across the load resistor is %0.3f W.",Poac) +printf("\n D.C. power delivered to the transistor is %0.3f W.",Ptrdc) +printf("\n D.C. power wasted in the transistor collector is %0.3f W.",Pcdc) +printf("\n Overall efficiency is %0.3f .",no) +printf("\n Collector efficiency is %0.1f percentage.",nc * 100) diff --git a/3754/CH27/EX27.8/27_8.sce b/3754/CH27/EX27.8/27_8.sce new file mode 100644 index 000000000..1809803e5 --- /dev/null +++ b/3754/CH27/EX27.8/27_8.sce @@ -0,0 +1,14 @@ +clear// + +//Variables + +a = 15.0 //Turns ratio +RL = 8.0 //Load resistance (in ohm) + +//Calculation + +R1L = a**2 * RL //Effective resistance (in ohm) + +//Result + +printf("\n The effective resistance is %0.3f kilo-ohm.",R1L * 10**-3) diff --git a/3754/CH27/EX27.9/27_9.sce b/3754/CH27/EX27.9/27_9.sce new file mode 100644 index 000000000..2c92b28ba --- /dev/null +++ b/3754/CH27/EX27.9/27_9.sce @@ -0,0 +1,14 @@ +clear// + +//Variables + +RL = 16.0 //Load resistance (in ohm) +R1L = 10.0 * 10**3 //Effective resistance (in ohm) + +//Calculation + +a = (R1L / RL)**0.5 //Turns ratio + +//Result + +printf("\n Turns ratio is %0.3f : 1.",a) -- cgit