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"

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  • Time Allowed20

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Physics Fsc Part 1 Chapter 9 Online Test

00:00
Question # 1

The sum of currents in various resistors meeting at a point of the circuit.

Question # 2

Electric lines of force are.

Question # 3

Electron -vold is a unit of.

Question # 4

Which of the following metal has the lowest value of temperature coefficient of resistivity.

Question # 5

Gaussian surface is

Question # 6

The Kirchhoff's first rule is the manifestation of law of conservation of.

Question # 7

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

Question # 8

Unti of electric intensity is.

Question # 9

Ohm's law can be expressed as.

Question # 10

SI Unit of EMF is.

Question # 11

An electric field can deflect.

Question # 12

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.

Question # 13

Range of electric force is.

Question # 14

1.6 x 10-19 J is always equal to.

Question # 15

To eliminate stray electric field interference, circuits of sensitive electonic devices are enclosed in.

Question # 16

When a dielectric material is placed in an electric field it

Question # 17

A potentiometer can be used as to.

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

Sr.# Question Answer
1

Unti of electric intensity is.
A.

Vm-1

B.

NC-1

C.

Am-1

D.

Botha a and b
2

The SI unit of conductance is.
A.

mho -meter

B.

ohm

C.

mho

D.

moh meter
3

If air is replaced  by any other dielectic medium the fore of attraction or repulsion between two charges.
A.

Decreases

B.

Increases

C.

Vanishes

D.

Remain same
4

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

Different

B.

Same

C.

Zero

D.

Negative
5

A heat sensitive resisstor is called.
A.

Thermistor

B.

Variable resistor

C.

Fixed resistor

D.

None
6

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

Parallel and equally spaced

B.

Converging

C.

Diverging

D.

Circular
7

Value of dielectric consgtant  e r for water is
A.

25

B.

78.5

C.

2.1

D.

3.40
8

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.
A.

Decrease to half its original value

B.

Increase to twice the original value

C.

Increase four times to its original value

D.

Decreases to one quarer of its original value
9

The electric field present inside ahollow charged sphere is.
A.

Zero

B.

Maximum

C.

Constant

D.

Variable
10

Range of electric force is.
A.

Small

B.

Large

C.

Medium

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  • zainab nawaz

    zainab nawaz

    08 Apr 2018

    great !!!!

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  • Fatima

    Fatima

    01 Dec 2017

    Idk

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    ALI HAMZA

    27 May 2017

    good job

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