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

A resistance frequency the impedance of RLC parallel circuit is.

Question # 2

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

Question # 3

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

Question # 4

The effective value of any sinusoidal alternating current or voltage is

Question # 5

The sum of positive and negative peak value called.

Question # 6

A capacitor is perfectly insulator for:

Question # 7

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

Question # 8

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

Question # 9

For electromagnetic waves, Maxwell generalized

Question # 10

An alternating voltage is given by 20 sin 157 t. Th efrequency of alternating voltage is:

Question # 11

SI unit of reactance is.

Question # 12

Average value of current and voltage over a complete cycle is.

Question # 13

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

Question # 14

The peak value of A.C source is 20 A, then its rms value will be.

Question # 15

Electro magnetic waves emitted from radio antenna are.

Question # 16

Impedance is denoted by:

Question # 17

Xc =

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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 The circuit which compares the two voltages is.
A. LDR
B. Sensor
C. Comparator
D. Logic gate
2 The effective value of any sinusoidal alternating current or voltage is
D. None of the above
3 The peak to peak value of alternating voltage is
A. 2Vo
B. Vo
D. None of these
4 The unit of impedance is
A. Farad
B. Henry
C. Tesla
D. Ohm
5 The phase difference between the current and voltage at resonce is:
A. 0
B. π
C. -π
D. π/2
6 Xc =
A. 1/2πfc
B. 2πfc
C. 2π/fc
D. fc/2π
7 XL=
A. 2πfL
B. 1/2πfL
C. 2πfL
D. fL/2π
8 The most common source of an A.C. Voltage is.
A. Motor
B. Cell
C. Generator
D. Thermo couple
9 In AC system we generate sine wave form because:
A. It san be easily draw
B. It produces least disturbance in electrical circuits
C. It is nature standard
D. Other waves cannot be produced easily
10 The electromagnetic spectrum contains
A. Radio waves
B. X-rays
C. Microwaves
D. All of these

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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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