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

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Question # 1

Direct current can not flow through.

Question # 2

The condition of resonance is:

Question # 3

Resistance of choke is

Question # 4

In RLC circuit the energy is dissipated in

Question # 5

In case of capacitor, the unit of reactance is

Question # 6

The reactance is the ratio of

Question # 7

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

Question # 8

The basic circuit element in A.C. circuit which controls current.

Question # 9

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

Question # 10

The phase difference between current and voltage in an inductive circuit is.

Question # 11

In A.C circuit through a capacitor which one is:

Question # 12

High frequency radio wave is called as

Question # 13

During each cycle A.C. voltage reaches a peak value.

Question # 14

The power factor of RL series circuit is.

Question # 15

Xc =

Question # 16

An alternating quantity (voltage or current) is completely known if we know its:

Question # 17

The electromagnetic spectrum contains

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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 The flow of D.C current is opposed by
A. Resistor
B. Induction
C. Capacitor
D. All of these
2 Vrms =
A. 0.7V
B.
0.07V
C. 0.007V
D. 0.75V
3 In LR circiut which one of the following statements is correct?
A. L and R opposes each other
B. R value increases with frequency
C. The inductive reactance increases with frequency
D. The inductive reactance decreases with frequency
4 Power dissipated in a pure inductor is.
A. Large
B. Small
C. Infinite
D. Zero
5 Unit of impedance is:
A. Ohm
B. Ohm-1
C. no unit
D. Ohm m-1
6 The condition of resonance is:
A. XL = 1/2 Xc
B. XL = Xc
C. Xc = 4x2
D. None of above
7 In the capacitive circuit of A.C. quantity when q= 0 the slope of q-t curve is.
A. Maximum
B. Minimum
C. Zero
D. Negative
8 The sum of positive and negative peak value called.
A. R.M.S. value
B. P-P value
C. Peak value
D. Average value
9 The device which allows only the continuous flow of AC through it is.
A. Inductor
B. Battery
C. Thermistor
D. Capacitor
10 The highest value reached by the voltage or current in one cycle is called.
A. Peak ot peak value
B. Peak value
C. Instantaneous value
D. Root mean square value

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