2nd Year Physics Chapter 16 Online MCQ Test for 12th Class Physics Chapter 16 (Alternating Current)

ICS Part 2 Physics
Chapter 16 Test

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MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 16 Online MCQ's Test"

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  • Total Questions17

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Physics ICS Part 2 Chapter 16 Online MCQ's Test

00:00
Question # 1

An electromagnetic wave goes from air to glass which of the following does not change?

Question # 2

The mean value of A.C. in a cycle is.

Question # 3

In three phase voltage across any two lines is about.

Question # 4

100 micro F capacitor is connects to an AC voltage 24 V and frequency 50 Hz. The reactance of the capacitor is.

Question # 5

The value of capacitive reactance is given by

Question # 6

In Series resonance circuit the impedance of circuit art resonance frequency, is

Question # 7

At high frequency the value of reactance of capacitor will be.

Question # 8

In a pure inductive A.C. circuit the current.

Question # 9

The sum of positive and negative peak value called.

Question # 10

The combined effect of resistance and reactance in circuit is called:

Question # 11

Power dissipation in A.C circuit is expressed as:

Question # 12

The reactance is the ratio of

Question # 13

For electromagnetic waves, Maxwell generalized

Question # 14

Impedance is denoted by:

Question # 15

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

Question # 16

The unit of impedance is

Question # 17

If the frequency of A.C. supplied is doubled then the capacitive reactance becomes.

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ICS 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 In three phase A.C. generator the phase difference between each pair of coil is.
A. 45o
B. 90o
C. 120o
D. 60o
2 In metal detector, we use.
A. L-C circuit
B. R-L circuit
C. R-C circuit
D. RLC series circuit
3 An A.C. voltmeter reads 220 V, its peak value will be
A. 225 V
B. 240 V
C. 311.12 V
D. 300 V
4 A resistance frequency the impedance of RLC parallel circuit is.
A. Zero
B. Infinite
C. Maximum
D. Minimum
5 Phase difference between V and I of an A.C through resistor is.
A. Zero Degree
B. 90 o
C. 80o
D. 120o
6 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
7 At resonance, the behavior of R-L-C series circuit is.
A. Resistive
B. Capacitive
C. Inductive
D. Modulative
8 In RLC series circuit at resonance the phase difference between capacitor and inductor reactance is.
A. 90o
B. 270o
C. 0o
D. 180o
9 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
10 The phase angle of a series RLC circult at resonant frequency is
A. 1/2
B. sigma
C. Zero
D. sigma /4

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