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

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

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  • Total Questions17

  • Time Allowed20

Physics Fsc Part 1 Chapter 9 Online Test

00:00
Question # 1

Electric flux is a

Question # 2

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

Question # 3

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

Question # 4

Gaussian surface is

Question # 5

SI Unit of EMF is.

Question # 6

Ohm's law can be expressed as.

Question # 7

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

Question # 8

Flux passing through a closed surface does not depend upon

Question # 9

1.6 x 10-19 J is always equal to.

Question # 10

The electric resistance of a metal

Question # 11

If a resistor is traversed in the direction of current, the potential change is.

Question # 12

A wheatstone bridge consts of ......resistors.

Question # 13

Which of the following has a positive temperatur coeffiicent. 

Question # 14

Wheatstone bridge is used to measrue the unknown.

Question # 15

The electric constnat of rubber is.

Question # 16

When a dielectric material is placed in an electric field it

Question # 17

The SI unit of conductance is.

Prepare Complete Set Wise Chapter 9 "Physics Fsc Part 1 Chapter 9 Online Test" MCQs Online With Answers


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9th Chapter

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

If the resistivity of a material is large then it is.

A.

Poor Conductor

B.

Conductor

C.

Good conductor

D.

Insulator

2

Maximum power is delivered to a load when internal resistance of soruce is.

A.

Less than load

B.

Equal the load resistance

C.

Greater than the load resistance

D.

Does not depend on load resistance

3

1.6 x 10-19 J is always equal to.

A.

1 farad

B.

Electron volt

C.

1 coulomb

D.

Coulomb

4

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

5

If a resistor is traversed in the direction of current, the potential change is.

A.

Negative

B.

Positive

C.

Zero

D.

Infinite

6

Concept of field lines of force was introduced 

A.

Faraday

B.

Coulomb

C.

Franklin

D.

Gauss

7

Electric flux is a

A.

Scalar Quantitiy

B.

Vector Quantity

C.

Base Quantity

D.

None

8

The Kirchhoff's 2nd rule is the manifestation of law of conservation of.

A.

Energy

B.

Mass

C.

Momentum

D.

Charge

9

Which of the following has a positive temperatur coeffiicent. 

A.

Iron

B.

Carbon

C.

Silicon

D.

Germanium

10

If chargeis mvoed against the electric field, it will gain

A.

Potential energy

B.

Kinetic energy

C.

Electric potential energy

D.

Mechanical energy

Test Questions

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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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