Second Year Physics Chapter 16 Online MCQ Test for 2nd Year Physics Chapter 16 Alternating Current Preparation

FSC Part 2 Physics
Chapter 16 Test

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Physics FSC Part 2 Chapter 16 Online MCQ's Test

00:00
Question # 1

In LR circiut which one of the following statements is correct?

Question # 2

The slope of q-t curve at any instant of time gives.

Question # 3

In frequency modulation which factor changed.

Question # 4

In three phase voltage across any two lines is about.

Question # 5

The expression P = VI hold only when current and voltage are.

Question # 6

The value of capacitive reactance is given by

Question # 7

The combined effect of resistance and reactance is knows as.

Question # 8

The velocity of an oscillating charge as it moves to and fro along a wire is.

Question # 9

The phase difference between the current and voltage at resonce is:

Question # 10

The sum of positive and negative peak value called.

Question # 11

In three phase A.C. generator the phase difference between each pair of coil is.

Question # 12

The circuit which compares the two voltages is.

Question # 13

In case of A.C. through resistor V and I are

Question # 14

In purely resistive A.C circuit, instantaneous value of voltage and current:

Question # 15

High frequency radio wave is called as

Question # 16

The unit of impedance is

Question # 17

The peak to peak value of alternating voltage is

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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 The expression P = VI hold only when current and voltage are.
A. In phase
B. Out of phase
C. At right angle to each other
D. At angle of 120 o
2 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?
A. 4 times
B. 1/4 times
C. 8 times
D. 2 times
3 The inductive reactance of a coil is direction proportional to.
A. Inductance
B. Resistance
C. Frequency of A.C.
D. Both frequency of A.C. and inductance
4 The internal resistance of a capacitor is called:
A. Impedance
B. Resistance
C. Reactance
D. Conductance
5 In pure capacitor A.C. circuit, the current I and charge q are.
A. In phase
B. Out of phase
C. Parallel to each other
D. None of above
6 The phase difference between current and voltage in an inductive circuit is.
A. zero
B. 90 o
C. 180 o
D. 45o
7 The device which allows only the flow of D.C. is.
A. Capacitors
B. transformer
C. Inductor
D. Generator
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 The peak to peak value of alternating voltage is
A. 2Vo
B. Vo
D. None of these
10 Power dissipation is a pure inductive or in a pure capacitance circuit is:
A. 106
B. 0
C. 10
D. Maximum

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  • Butt

    Butt

    31 Mar 2020

    I want to give some test

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  • Rimsha

    Rimsha

    20 Oct 2019

    I am rimsha from kabirwala l am not belong to Lahore plz correct my city name

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  • atiyahassan

    atiyahassan

    20 Nov 2017

    aoa ....how to download it

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  • zia

    zia

    28 Jun 2016

    thankx

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