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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
In frequency modulation, the amplitude of carrier waves is
Question # 2
Power dissipation in A.C circuit is expressed as:
Question # 3
Electro magnetic waves emitted from radio antenna are.
Question # 4
The main reason for world wide use of A.C is because:
Question # 5
The reactance of inductor depends upon
Question # 6
In case of capacitor, the unit of reactance is
Question # 7
The phase difference between the current and voltage at resonce is:
Question # 8
The peak to peak value of alternating voltage is
Question # 9
The flow of D.C current is opposed by
Question # 10
In RLC series circuit at resonance the phase difference between capacitor and inductor reactance is.
Question # 11
In purely resistive A.C circuit, instantaneous value of voltage and current:
Question # 12
The peak value of alternating current is 5√2 A. The mean square value of current will be:
Question # 13
In an LRC circiut, the capacitance is made one-fourth, when an resonance . Then what should be change in inductance, so that the circuit remain in resonance?
Question # 14
If Vrms be the root mean square value of emf then its peak to peak value is given by
Question # 15
In modulation, low frequency signal is known as
Question # 16
Phase difference between V and I of an A.C through resistor is.
Question # 17
In the capacitive circuit of A.C. quantity when q= 0 the slope of q-t curve is.
FSC Part 2 Physics Chapter 16 Online Test MCQ's
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FSc Part II Physics Chapter 0 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | Main reason for world wide use of A.C. is |
A. It is cheaper
B. Transmitted
C. Botha a and b
D. Reaches in short time
|
| 2 | In AC system we generate sine wave form because: |
A. It san be easily draw
B. It produces least disturbance in electrical circuits
C. It is nature standard
D. Other waves cannot be produced easily
|
| 3 | The main reason for world wide use of A.C is because: |
A. It is very high power
B. It can be transmitted over long distance
C. It is cheaper to use
D. ALl of above
|
| 4 | The combined effect of resistance and reactance is knows as. |
A. Inductance
B. Conductance
C. Resistance
D. Impedance
|
| 5 | Unit of impedance is: |
A. Ohm
B. Ohm-1
C. no unit
D. Ohm m-1
|
| 6 | 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
|
| 7 | The resonance frequency is given by: |
A. fr = 2π√LC
B. fr = 1/2πLC
C. fr = 1/ 2π√LC
D. f1 = 1/ 2πC√L
|
| 8 | In frequency modulation which factor changed. |
A. Amplitude of charge carriers
B. Frequency of charge carriers
C. Amplitude of signal
D. Frequency of signal
|
| 9 | In Series resonance circuit the impedance of circuit art resonance frequency, is |
A. Maximum
B. Minimum
C. It is unequal to R
D. None of above
|
| 10 | An alternating quantity (voltage or current) is completely known if we know its: |
A. Maximum
B. Frequency and phase
C. Effective value
D. Both (a) & (b)
|
Test Questions