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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Physics ICS Part 2 Chapter 16 Online MCQ's Test

00:00
Question # 1

The unit of impedance is.

Question # 2

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

Question # 3

The value of capacitive reactance is given by

Question # 4

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

Question # 5

In RLC series circuit at resonance the phase difference between capacitor and inductor reactance is.

Question # 6

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

Question # 7

Resistance of choke is

Question # 8

The circuit which compares the two voltages is.

Question # 9

The inductive reactance of a coil is direction proportional to.

Question # 10

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

Question # 11

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

Question # 12

The peak to peak value of alternating voltage is

Question # 13

Impedance is denoted by:

Question # 14

In the capacitive circuit of A.C. quantity when q= 0 the slope of q-t curve is.

Question # 15

The sum of positive and negative peak value called.

Question # 16

The highest value reached by the voltage or current is one cycle is called:

Question # 17

Unit of impedance is:

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16th Chapter

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 The Basic circuit element in a D.C. circuits which controls the current and voltage is
A.
Resistor
B. Inductor
C.
Capisitor
D. Transistor
2 100 micro F capacitor is connects to an AC voltage 24 V and frequency 50 Hz. The reactance of the capacitor is.
A. 30.8 Ohm
B. 31.8 Ohm
C. 34.8 Ohm
D. 40 Ohm
3 In frequency modulation, the amplitude of carrier waves is
A. Increases
B. Remains constant
C. Decreases
D. None of these
4 An electromagnetic wave goes from air to glass which of the following does not change?
A. Radio waves
B. X-rays
C. Ultra violet radiation
D. Ultra sond waves
5 The mean value of A.C. in a cycle is.
A. 1
B. 0
C. I2
D. Nil
6 In metal detector, we use.
A. L-C circuit
B. R-L circuit
C. R-C circuit
D. RLC series circuit
7 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
8 The peak to peak value of alternating voltage is
A. 2Vo
B. Vo
D. None of these
9 The circuit in which current and voltage are in phase, the power factor is:
A. Zero
B. 1
C. -1
D. 2
10 In RLC series circuit at resonance the phase difference between capacitor and inductor reactance is.
A. 90o
B. 270o
C. 0o
D. 180o

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