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


ICS Part 1 Physics
Chapter 9 Test

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

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Physics ICS Part 1 Chapter 9 Online Test

00:00
Question # 1

The electric field created bypositive point charge is.

Question # 2

Electric bulb does not obey Ohm's law becasue 

Question # 3

1.6 x 10-19  J is always equal to.

Question # 4

Which of the following has a positive temperatur coeffiicent. 

Question # 5

When a dielectric material is placed in an electric field it

Question # 6

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

Question # 7

Concept of field lines of force was introduced 

Question # 8

Gaussian surface is

Question # 9

A potentiometer can be used as to.

Question # 10

Electric flux is a

Question # 11

For apositive charge electic field lines are directed.

Question # 12

1.6 x 10-19 J is always equal to.

Question # 13

If chargeis mvoed against the electric field, it will gain

Question # 14

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

Question # 15

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 # 16

Range of electric force is.

Question # 17

SI Unit of EMF is.

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9th Chapter

11th Class ICS Physics Chapter 9 Test

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

Sr.# Question Answer
1

When a dielectric material is placed in an electric field it

A.

Conducts

B.

Palarizes

C.

Magnetizes

D.

undergoes elecrolysis

2

Electric lines of force are.

A.

Real

B.

Imaginary

C.

Complex

D.

None of these

3

An electric field can deflect.

A.

Charge dparticles

B.

Neutrons

C.

X-rays

D.

Beta Rays

4

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

5

Electric force as compared to gravitational force is.

A.

Very weak

B.

Very strong

C.

Moderately weak

D.

Infinite

6

Algebraic sum of current meeting at a point is zero is a statement of.

A.

Kirchhoff's 1st law

B.

Faraday's law

C.

Ampere's law

D.

None

7

Gaussian surface is

A.

Imaginary

B.

Closed 

C.

Both a and b

D.

Real

8

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

9

Which electricla quantity has the same untis as electromotive force.

A.

Current

B.

Charge

C.

Potential Difference

D.

Power

10

The negative of potential gradient is.

A.

Potential energy

B.

Electric field intensity

C.

Elelctromotive force

D.

Electrostataic force

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