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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Physics FSC Part 2 Chapter 16 Online MCQ's Test

00:00
Question # 1

The power factor of RL series circuit is.

Question # 2

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

Question # 3

The combined effect of resistance and reactance in circuit is called:

Question # 4

The reactance of inductor depends upon

Question # 5

The A.M. transmission frequencies range from

Question # 6

Unit of impedance is:

Question # 7

Resistance of choke is

Question # 8

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

Question # 9

The unit of impedance is.

Question # 10

SI unit of reactance is.

Question # 11

The expression P = VI hold only when current and voltage are.

Question # 12

In AC system we generate sine wave form because:

Question # 13

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

Question # 14

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

Question # 15

Radio frequency choke is

Question # 16

Xc =

Question # 17

The peak value of alternating current is 5√2 A. The mean square value of current will be:

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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 At resonance, the behavior of R-L-C series circuit is.
A. Resistive
B. Capacitive
C. Inductive
D. Modulative
2 In three phase A.C. generator the phase difference between each pair of coil is.
A. 45o
B. 90o
C. 120o
D. 60o
3 In case of capacitor, the unit of reactance is
A. Farad
B. Ohm
C. Newton
D. All of these
4 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
5 Power dissipation in A.C circuit is expressed as:
A. P =Irms x Vrms Sinθ
B. IxVCosθ
C. IrmsxVrmsCosθ
D. Irms x Vrms Sin2θ
6 The effective value of any sinusoidal alternating current or voltage is
D. None of the above
7 In metal detector, we use.
A. L-C circuit
B. R-L circuit
C. R-C circuit
D. RLC series circuit
8 The reactance of inductor depends upon
A. L
D. All of the above
9 Phase difference between V and I of an A.C through resistor is.
A. Zero Degree
B. 90 o
C. 80o
D. 120o
10 The velocity of an oscillating charge as it moves to and fro along a wire is.
A. Changing
B. Constant
C. Infinite
D. zero

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  • Butt

    Butt

    31 Mar 2020

    I want to give some test

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  • Rimsha

    Rimsha

    20 Oct 2019

    I am rimsha from kabirwala l am not belong to Lahore plz correct my city name

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  • atiyahassan

    atiyahassan

    20 Nov 2017

    aoa ....how to download it

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  • zia

    zia

    28 Jun 2016

    thankx

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