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 natural frequency of L.C circuit is equal to

Question # 2

Power dissipation is a pure inductive or in a pure capacitance circuit is:

Question # 3

The effective value of any sinusoidal alternating current or voltage is

Question # 4

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

Question # 5

A capacitor is perfectly insulator for:

Question # 6

Electro magnetic waves emitted from radio antenna are.

Question # 7

A resistance frequency the impedance of RLC parallel circuit is.

Question # 8

Electron vibrating 94,000 times each second will produce radio waves of frequency.

Question # 9

Radio frequency choke is

Question # 10

At resonance, the behavior of R-L-C series circuit is.

Question # 11

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

Question # 12

At resonance frequency, the impedance of RLC series circuit is.

Question # 13

In purely resistive A.C circuit, instantaneous value of voltage and current:

Question # 14

In A.C circuit of inductor which one is true

Question # 15

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

Question # 16

The value of capacitive reactance is given by

Question # 17

Impedance is denoted by:

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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 In pure capacitor A.C. circuit, the current I and charge q are.
A. In phase
B. Out of phase
C. Parallel to each other
D. None of above
2 The A.M. transmission frequencies range from
A. 540 KHz to 1000 KHz
B. 540 Khz to 1600 KHz
C. 520 KHz TO 1600 KHz
D. 520 KHz TO 1400 KHz
3 The phase angle of a series RLC circult at resonant frequency is
A. 1/2
B. sigma
C. Zero
D. sigma /4
4 Average value of current and voltage over a complete cycle is.
A. Positive
B. Negative
C. Zero
D. Infinite
5 If the frequency of A.C. supplied is doubled then the capacitive reactance becomes.
A. Half
B. Two
C. Four times
D. One fourth
6 In Pakistan the frequency of A.C. supply is.
A. 50 Hz
B. 60 Hz
C. 45 Hz
D. 70 Hz
7 At resonance frequency, the impedance of RLC series circuit is.
A. Maximum
B. Minimum
C. Zero
D. Infinite
8 Choke consumes extremely small
A. Current
B. Charge
C. Power
D. Potential
9 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
10 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

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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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