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 a pure inductive A.C. circuit the current.

Question # 2

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

Question # 3

For electromagnetic waves, Maxwell generalized

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

SI unit of reactance is.

Question # 8

The basic circuit element in A.C. circuit which controls current.

Question # 9

Resistance of choke is

Question # 10

The inductive reactance of a coil is direction proportional to.

Question # 11

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

Question # 12

The peak to peak value of alternating voltage is

Question # 13

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

Question # 14

The AC system is preferred to DC system because:

Question # 15

In frequency modulation which factor changed.

Question # 16

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

Question # 17

The circuit which compares the two voltages 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 In modulation, low frequency signal is known as
A. Carrier wave
B. fluctuated signal
C. Modulated carrier signal
D. Modulation signal
2 The circuit which compares the two voltages is.
A. LDR
B. Sensor
C. Comparator
D. Logic gate
3 At resonance frequency, the impedance of RLC series circuit is.
A. Maximum
B. Minimum
C. Zero
D. Infinite
4 X1is low for low frequency Fy but Xc is.
A. Zero
B. Low
C. High
D. Same is H
5 The peak value of alternating current is 5√2 A. The mean square value of current will be:
A. 5A
B. 2.5A
C. 5√2A
D. 52
6 Electro magnetic waves emitted from radio antenna are.
A. Stationary
B. Longitudinal
C. Transvers
D. Both a and b
7 The phase difference between the current and voltage at resonce is:
A. 0
B. π
C. -π
D. π/2
8 At high frequency, the current through a capacitor is
A. Small
B. Infinity
C. Zero
D. Large
9 Power dissipation is a pure inductive or in a pure capacitance circuit is:
A. 106
B. 0
C. 10∘
D. Maximum
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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