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

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Question # 1

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

Question # 2

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

Question # 3

The phase difference between the current and voltage at resonce is:

Question # 4

Power dissipated in a pure inductor is.

Question # 5

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

Question # 6

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

Question # 7

In Pakistan the frequency of A.C. supply is.

Question # 8

The inductive reactance of a coil is direction proportional to.

Question # 9

Radio frequency choke is

Question # 10

XL=

Question # 11

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

Question # 12

The effective value of any sinusoidal alternating current or voltage is

Question # 13

In modulation, low frequency signal is known as

Question # 14

In metal detector, we use.

Question # 15

The power factor of RL series circuit is.

Question # 16

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

Question # 17

A capacitor is perfectly insulator for:

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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 flow of D.C current is opposed by
A. Resistor
B. Induction
C. Capacitor
D. All of these
2 The inductive reactance of a coil is direction proportional to.
A. Inductance
B. Resistance
C. Frequency of A.C.
D. Both frequency of A.C. and inductance
3 An in cudutor may store energy in
A. Its magnetic field
B. Its coil
C. Its electric field
D. A neighboring circuit
4 Power dissipated in a pure inductor is.
A. Large
B. Small
C. Infinite
D. Zero
5 An alternating voltage is given by 20 sin 157 t. Th efrequency of alternating voltage is:
A. 50 Hz
B. 25Hz
C. 100 Hz
D. 75 Hz
6 The circuit which compares the two voltages is.
A. LDR
B. Sensor
C. Comparator
D. Logic gate
7 The highest value reached by the voltage or current is one cycle is called:
A. Peak to peak value
B. Peak value
C.
Instantaneous value
D. Root mean square value
8 X1is low for low frequency Fy but Xc is.
A. Zero
B. Low
C. High
D. Same is H
9 In three phase A.C supply coils are inclined at an angle of.
A. 0o
B. 90o
C. 120o
D. 80o
10 At high frequency, the current through a capacitor is
A. Small
B. Infinity
C. Zero
D. Large

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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

    20 Nov 2017

    aoa ....how to download it

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    zia

    28 Jun 2016

    thankx

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