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

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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

Electric force as compared to gravitational force is.

Question # 2

Electric flux is a

Question # 3

If chargeis mvoed against the electric field, it will gain

Question # 4

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

Question # 5

The potential gradient is a.

Question # 6

For apositive charge electic field lines are directed.

Question # 7

The negative of potential gradient is.

Question # 8

1.6 x 10-19 J is always equal to.

Question # 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.

Question # 10

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

Question # 11

The electric resistance of a metal

Question # 12

Gaussian surface is

Question # 13

The electric constnat of rubber is.

Question # 14

Electric lines of force are.

Question # 15

Value of K depends upon

Question # 16

The algebraic sum of potential chagnes for a complete circuit is zero it is the statement of.

Question # 17

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

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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

The electric current may be caused due to.

A.

Electrons

B.

Negative ions

C.

Positive Ions

D.

All

2

The electric constnat of rubber is.

A.

2.94

B.

2

C.

2.1

D.

3.40

3

The potential gradient is a.

A.

Scalar

B.

Power

C.

Vector

D.

Energy

4

Which electricla quantity has the same untis as electromotive force.

A.

Current

B.

Charge

C.

Potential Difference

D.

Power

5

mho m-1 is the SI unit of.

A.

Conductance

B.

Conductivity

C.

Resistance

D.

Resistivity

6

Which can be used as unit of energy.

A.

watt sec

B.

Nm-1

C.

VC-1

D.

VA

7

The negative of potential gradient is.

A.

Potential energy

B.

Electric field intensity

C.

Elelctromotive force

D.

Electrostataic force

8

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

9

The reciprocal of resistance is known as .

A.

Conductance

B.

Reactance

C.

Conductivity

D.

Resistivity

10

Concept of field lines of force was introduced 

A.

Faraday

B.

Coulomb

C.

Franklin

D.

Gauss

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