First Year Physics Chapter 9 Online MCQ Test for 1st Year Physics Chapter 9 (Physical Optics)


This online test contains MCQs about following topics:

Wave Fronts - Huygen's principle - Interferance of Light Waves - Young's Double slit Experiment - Interference in Thin Films - Newton's Rings - Michelson's Interferometer - Diffraction of Light - Diffraction due to a Narrow slit - Diffraction Grating - Diffraction of X-Rays by Crystals - Polarization

FSC Part 1 Physics Ch. 9 Test

Start Physics Ch. 9 Test

FSC Part 1 Physics Chapter Wise Test
(English Medium)

MCQ's Test For Chapter 9 "Physics Fsc Part 1 Chapter 9 Online Test"

Try The MCQ's Test For Chapter 9 "Physics Fsc Part 1 Chapter 9 Online Test"

  • Total Questions17

  • Time Allowed20

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Physics Fsc Part 1 Chapter 9 Online Test

00:00
Question # 1

Two pont charges  A and B are separated by 10 m. If the distance between tehm is reduced to 5 m. the force exerted on each.

Question # 2

The relative permittivity of free speace has the value equal to.

Question # 3

A positive charge is placed at the center of sphere of radius r, then the electric flux depends upon 

Question # 4

1.6 x 10-19 J is always equal to.

Question # 5

On moving a charge of 20 Coulomb by 2 cm. 2 J of work is done, then the potential differecne between the points is.

Question # 6

1.6 x 10-19  J is always equal to.

Question # 7

The electric resistance of a metal

Question # 8

Electric bulb does not obey Ohm's law becasue 

Question # 9

The electric constnat of rubber is.

Question # 10

Which can be used as unit of energy.

Question # 11

Ohm's law can be expressed as.

Question # 12

For apositive charge electic field lines are directed.

Question # 13

A uniform electric field is represented by a set of lines which are.

Question # 14

Specific resistanc of a conductor depends upon is.

Question # 15

Value of dielectric consgtant  e r for water is

Question # 16

Wheatstone bridge is used to measrue the unknown.

Question # 17

Range of electric force is.

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11th Class Physics Chapter 9 Test

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FSc Part 1 Physics (New Book) Chapter 9 Important MCQ's

Sr.# Question Answer
1

The current through a conductor is 3.0 a when it is attached across a pontntial difference of 6.0 V. How much power is used.
A.

18 W

B.

0.5 W

C.

0.2 W

D.

9.0 W
2

1.6 x 10-19  J is always equal to.
A.

1 farad

B.

1 coulomb

C.

Newton 

D.

Electron -volt
3

Electric lines of force are.
A.

Real

B.

Imaginary

C.

Complex

D.

None of these
4

Ohm's law can be expressed as.
A.

I = VR

B.

R = IV

C.

V = RI

D.

V = I/R
5

If the source of e.m.f. is gtraversed from negative to positive termina, the potential change is.
A.

Positive

B.

Negative

C.

Zero

D.

Constant
6

The vlaue of ralative parmittivity e r. for various dielectric is always.
A.

Larger than unity

B.

Less than unity

C.

Equal to unity

D.

Slightly less than unity
7

Flux passing through a closed surface does not depend upon
A.

Geometry of surface

B.

Medium

C.

Charge

D.

All
8

Value of dielectric consgtant  e r for water is
A.

25

B.

78.5

C.

2.1

D.

3.40
9

Unti of electric intensity is.
A.

Vm-1

B.

NC-1

C.

Am-1

D.

Botha a and b
10

Whenever current is drawn from a cell, its terminal potential differecne and emf become.
A.

Different

B.

Same

C.

Zero

D.

Negative

Test Questions

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  • zainab nawaz

    zainab nawaz

    08 Apr 2018

    great !!!!

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    Fatima

    01 Dec 2017

    Idk

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    ALI HAMZA

    27 May 2017

    good job

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