Second Year Physics Chapter 16 Online MCQ Test for 2nd Year Physics Chapter 16 Alternating Current Preparation

FSC Part 2 Physics
Chapter 16 Test

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

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Physics FSC Part 2 Chapter 16 Online MCQ's Test

00:00
Question # 1

Impedance is denoted by:

Question # 2

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

Question # 3

Unit of impedance is:

Question # 4

A capacitor is perfectly insulator for:

Question # 5

SI unit of reactance is.

Question # 6

The unit of impedance is.

Question # 7

Electro magnetic waves emitted from radio antenna are.

Question # 8

An in cudutor may store energy in

Question # 9

Power dissipation in A.C circuit is expressed as:

Question # 10

In A.C circuit of inductor which one is true

Question # 11

When 10 V are applied to an A.C circuit, the current flowing in it is 100 mA. It impedance is.

Question # 12

If Io is the peak value of current, then its root mean square value is given by

Question # 13

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

Question # 14

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

Question # 15

The value of capacitive reactance is given by

Question # 16

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

Question # 17

An inductor of 1 henry inductance has a reactance 500 ohms, then the frequency required is approximately

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FSC 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 When 10 V are applied to an A.C circuit, the current flowing in it is 100 mA. It impedance is.
A. 100 Ohm
B. 10 Ohm
C. 1000 Ohm
D. 1 Ohm
2 Power dissipation in A.C circuit is expressed as:
A. P =Irms x Vrms Sinθ
B. IxVCosθ
C. IrmsxVrmsCosθ
D. Irms x Vrms Sin2θ
3 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
4 Choke consumes extremely small
A. Current
B. Charge
C. Power
D. Potential
5 An inductor of 1 henry inductance has a reactance 500 ohms, then the frequency required is approximately
A. 50 Hz
B. 100 Hz
C. 80 Hz
D. 120 Hz
6 During each cycle A.C. voltage reaches a peak value.
A. Once
B. Twice
C. Thrice
D. Four time
7 In case of capacitor, the unit of reactance is
A. Farad
B. Ohm
C. Newton
D. All of these
8 The expression P = VI hold only when current and voltage are.
A. In phase
B. Out of phase
C. At right angle to each other
D. At angle of 120 o
9 High frequency radio wave is called as
A. Fluctuate
B. Carrier wave
C. Matter wave
D. Mechanical wave
10 The peak value of alternating current is 5√2 A. The mean square value of current will be:
A. 5A
B. 2.5A
C. 5√2A
D. 52

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  • Butt

    Butt

    31 Mar 2020

    I want to give some test

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    Rimsha

    20 Oct 2019

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    atiyahassan

    20 Nov 2017

    aoa ....how to download it

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    zia

    28 Jun 2016

    thankx

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