diff options
Diffstat (limited to '3754/CH27/EX27.7')
| -rw-r--r-- | 3754/CH27/EX27.7/27_7.sce | 30 |
1 files changed, 30 insertions, 0 deletions
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)
|