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FSC Part 2 Physics
Chapter 16 Test
Start Chapter 16 Test
FSC Part 2 Physics Chapter Wise Test
(English Medium)
MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 16 Online MCQ's Test"
Try The MCQ's Test For Chapter 0 "Physics FSC Part 2 Chapter 16 Online MCQ's Test"
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Total Questions17
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Time Allowed20
Physics FSC Part 2 Chapter 16 Online MCQ's Test
00:00
Question # 1
Electron vibrating 94,000 times each second will produce radio waves of frequency.
Question # 2
A capacitor is perfectly insulator for:
Question # 3
The peak value of A.C source is 20 A, then its rms value will be.
Question # 4
In three phase voltage across any two lines is about.
Question # 5
The sum of positive and negative peak value called.
Question # 6
Average value of current and voltage over a complete cycle is.
Question # 7
The power factor of RL series circuit is.
Question # 8
If the frequency of A.C. supplied is doubled then the capacitive reactance becomes.
Question # 9
Electro magnetic waves emitted from radio antenna are.
Question # 10
Xc =
Question # 11
In RLC circuit the energy is dissipated in
Question # 12
The reactance of inductor depends upon
Question # 13
The inductive reactance of a coil is direction proportional to.
Question # 14
The phase difference between current and voltage in an inductive circuit is.
Question # 15
The main reason for world wide use of A.C is because:
Question # 16
At resonance, the behavior of R-L-C series circuit is.
Question # 17
The combined effect of resistance and reactance is knows as.
FSC Part 2 Physics Chapter 16 Online Test MCQ's
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M Muhammad Saeed 04 - Nov - 2024 01 Min 45 Sec 14/17
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The reactance is the ratio of |
A. Vrms/Irms
B. Vrms x Irms
C. Irms/Vrms
D. Vmax x Vrms
|
| 2 | Power dissipated in a pure inductor is. |
A. Large
B. Small
C. Infinite
D. Zero
|
| 3 | When 10 V are applied to an A.C circuit, the current flowing in it is 100 mA. It impedance is. |
A. 100 Ohm
B. 10 Ohm
C. 1000 Ohm
D. 1 Ohm
|
| 4 | An alternating voltage is given by 20 sin 157 t. Th efrequency of alternating voltage is: |
A. 50 Hz
B. 25Hz
C. 100 Hz
D. 75 Hz
|
| 5 | In RLC circuit the energy is dissipated in |
A. R only
B. R and L
C. R and C
D. L and C
|
| 6 | The device which allows only the continuous flow of AC through it is. |
A. Inductor
B. Battery
C. Thermistor
D. Capacitor
|
| 7 | Electron vibrating 94,000 times each second will produce radio waves of frequency. |
A. 94 Hz
B. 940 HZ
C. 94 Hz
D. 490 Hz
|
| 8 | The basic circuit element in A.C. circuit which controls current. |
A. Resistor only
B. Capacitor only
C. Inductor only
D. All of these
|
| 9 | In a pure inductive A.C. circuit the current. |
A. Lags behind voltage by 90 o
B. Leads the voltage by 90 o
C. In phase with voltage
D. Leads the voltage by 270 o
|
| 10 | At high frequency the value of reactance of capacitor will be. |
A. Small
B. Zero
C. Large
D. Infinite
|
Test Questions
