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

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Question # 1

The condition of resonance is:

Question # 2

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

Question # 3

Which consumes small power.

Question # 4

In frequency modulation, the amplitude of carrier waves is

Question # 5

In an LRC circiut, the capacitance is made one-fourth, when an resonance . Then what should be change in inductance, so that the circuit remain in resonance?

Question # 6

The most common source of an A.C. Voltage is.

Question # 7

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

Question # 8

Direct current can not flow through.

Question # 9

Impedance is denoted by:

Question # 10

In LR circiut which one of the following statements is correct?

Question # 11

XL=

Question # 12

when an inductor comes close to a metallic object, its inductance is.

Question # 13

An electromagnetic wave goes from air to glass which of the following does not change?

Question # 14

SI unit of reactance is.

Question # 15

In three phase A.C supply coils are inclined at an angle of.

Question # 16

At high frequency the value of reactance of capacitor will be.

Question # 17

At high frequency, the current through a capacitor is

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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 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
2 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
3 The reactance is the ratio of
A. Vrms/Irms
B. Vrms x Irms
C. Irms/Vrms
D. Vmax x Vrms
4 The combined effect of resistance and reactance in circuit is called:
A. Impedance
B. Inductance
C. Capacitance
D. None of above
5 Average value of current and voltage over a complete cycle is.
A. Positive
B. Negative
C. Zero
D. Infinite
6 The unit of impedance is.
A. Henry
B. Hertz
C. Ampere
D. Ohm
7 The electromagnetic spectrum contains
A. Radio waves
B. X-rays
C. Microwaves
D. All of these
8 In Series resonance circuit the impedance of circuit art resonance frequency, is
A. Maximum
B. Minimum
C. It is unequal to R
D. None of 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 At resonance frequency, the impedance of RLC series circuit is.
A. Maximum
B. Minimum
C. Zero
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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