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

In frequency modulation which factor changed.

Question # 2

A capacitor is perfectly insulator for:

Question # 3

Phase difference between V and I of an A.C through resistor is.

Question # 4

The combined effect of resistance and reactance is knows as.

Question # 5

In RLC circuit the energy is dissipated in

Question # 6

Vrms =

Question # 7

In three phase voltage across any two lines is about.

Question # 8

The internal resistance of a capacitor is called:

Question # 9

The reactance of inductor depends upon

Question # 10

The value of capacitive reactance is given by

Question # 11

The device which allows only the flow of D.C. is.

Question # 12

Power dissipation in A.C circuit is expressed as:

Question # 13

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

Question # 14

The effective value of any sinusoidal alternating current or voltage is

Question # 15

In chopke coil the resistance XL an resistance R are:

Question # 16

SI unit of reactance is.

Question # 17

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

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16th Chapter

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 The wave form of alternating voltage is a
A. Cotangent curve
B. Cosine curve
C. Sine curve
D. Tangent curve
2 The peak to peak value of alternating voltage is
A. 2Vo
B. Vo
D. None of these
3 The main use of A.C is
A. Minimum line losses
B. Long distance transmission
C. Stepping up to required voltage only
D. Steeping down to required voltage only
4 At resonance frequency, the impedance of RLC series circuit is.
A. Maximum
B. Minimum
C. Zero
D. Infinite
5 The unit of impedance is.
A. Henry
B. Hertz
C. Ampere
D. Ohm
6 The circuit in which current and voltage are in phase, the power factor is:
A. Zero
B. 1
C. -1
D. 2
7 Direct current can not flow through.
A. Inductor
B. Resistor
C. Transistor
D. Capacitor
8 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
9 Choke consumes extremely small
A. Current
B. Charge
C. Power
D. Potential
10 At high frequency the value of reactance of capacitor will be.
A. Small
B. Zero
C. Large
D. Infinite

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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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