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

Power dissipated in a pure inductor is.

Question # 2

The phase angle of a series RLC circult at resonant frequency is

Question # 3

An in cudutor may store energy in

Question # 4

In three phase voltage across any two lines is about.

Question # 5

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

Question # 6

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

Question # 7

The sum of positive and negative peak value called.

Question # 8

At resonance, the behavior of R-L-C series circuit is.

Question # 9

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

Question # 10

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

Question # 11

The peak to peak value of alternating voltage is

Question # 12

A capacitor is perfectly insulator for:

Question # 13

The unit of impedance is.

Question # 14

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

Question # 15

In three phase A.C supply coils are inclined at an angle of.

Question # 16

Resistance of choke 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 frequency modulation, the amplitude of carrier waves is
A. Increases
B. Remains constant
C. Decreases
D. None of these
2 The natural frequency of L.C circuit is equal to
3 SI unit of reactance is.
A. Ohm
B. Mho
C. Farad
D. Henry
4 Vrms =
A. 0.7V
B.
0.07V
C. 0.007V
D. 0.75V
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 The phase angle of a series RLC circult at resonant frequency is
A. 1/2
B. sigma
C. Zero
D. sigma /4
7 The flow of D.C current is opposed by
A. Resistor
B. Induction
C. Capacitor
D. All of these
8 In A.C circuit of inductor which one is true
A. Voltage leads current by phase angle π/2
B. Voltage lags current by π/2
C. Current leads voltage by π/2
D. Both remain in phase
9 Unit of impedance is:
A. Ohm
B. Ohm-1
C. no unit
D. Ohm m-1
10 High frequency radio wave is called as
A. Fluctuate
B. Carrier wave
C. Matter wave
D. Mechanical wave

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