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"

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

  • Total Questions17

  • Time Allowed20

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

Internal resistanc and e.m.f of a cell can be determined by an instrument.

Question # 3

Wheatstone bridge is used to measrue the unknown.

Question # 4

Electric flux is a

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

Electric bulb does not obey Ohm's law becasue 

Question # 9

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

Question # 10

The electric current may be caused due to.

Question # 11

If the vector area is parallel to the field lies, then electric flux is.

Question # 12

The electric resistance of a metal

Question # 13

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

Question # 14

1.6 x 10-19  J is always equal to.

Question # 15

Current Electricity is the branch of physics which deals with electric charges.

Question # 16

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 # 17

The electric constnat of rubber 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 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

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

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

A.

Parallel and equally spaced

B.

Converging

C.

Diverging

D.

Circular

4

The negative of potential gradient is.

A.

Potential energy

B.

Electric field intensity

C.

Elelctromotive force

D.

Electrostataic force

5

Current Electricity is the branch of physics which deals with electric charges.

A.

In motion 

B.

At rest

C.

Both a and b

D.

None 

6

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

A.

Gold

B.

Silver

C.

Copper

D.

Aluminum

7

The electric resistance of a metal

A.

Increase with the increase of temperature 

B.

Decrease with increase of temperature

C.

Indpendent of temperature

D.

Convert Mechanicla energy into heat energy

8

The best instrument used for teh acccurate measurement of e.m.g. of a cell is.

A.

potentiometer

B.

Wheatstone bridge

C.

Ammeter

D.

Voltmeter

9

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

A.

0.1 V

B.

8 V

C.

2 V

D.

0.5 V

10

Value of dielectric consgtant  e r for water is

A.

25

B.

78.5

C.

2.1

D.

3.40

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

    ALI HAMZA

    27 May 2017

    good job

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