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

Question # 2

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

Question # 3

The circuit in which current and voltage are in phase, the power factor is:

Question # 4

Which consumes small power.

Question # 5

The resonance frequency is given by:

Question # 6

In A.C circuit of inductor which one is true

Question # 7

Main reason for world wide use of A.C. is

Question # 8

In case of capacitor, the unit of reactance is

Question # 9

Xc =

Question # 10

SI unit of reactance is.

Question # 11

The Basic circuit element in a D.C. circuits which controls the current and voltage is

Question # 12

Radio frequency choke is

Question # 13

The circuit which compares the two voltages is.

Question # 14

In frequency modulation which factor changed.

Question # 15

The value of capacitive reactance is given by

Question # 16

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

Question # 17

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

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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 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
2 The device which allows only the flow of D.C. is.
A. Capacitors
B. transformer
C. Inductor
D. Generator
3 The slope of q-t curve at any instant of time gives.
A. Voltage
B. Current
C. Charge
D. Botha a and b
4 Which consumes small power.
A. Inductor
B. Resistor
C. Motor
D. All of these
5 In three phase A.C supply coils are inclined at an angle of.
A. 0o
B. 90o
C. 120o
D. 80o
6 In three phase voltage across any two lines is about.
A. 220 V
B. 230 V
C. 400 V
D. 430 V
7 Impedance is denoted by:
A. A 
B. Z
C. P
D. Q
8 In A.C circuit through a capacitor which one is:
A. Current leads voltage by 90
B. Current lags behind voltage by 90
C. Both will be in phase
D. None of above 
9 For electromagnetic waves, Maxwell generalized
A. Gauses law for magnetism
B. Gauses law for eletricity
C. Fradays law
D. Amperes law
10 The most common source of an A.C. Voltage is.
A. Motor
B. Cell
C. Generator
D. Thermo couple

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