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

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Physics Fsc Part 1 Chapter 9 Online Test

00:00
Question # 1

In wheatstone bridge all the four arms have equal resistanc eR. If the resistance of galvanometer arm is also R the equivalent resistance of the combination 

Question # 2

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

Question # 3

A potentiometer can be used as to.

Question # 4

Gaussian surface is

Question # 5

Unti of electric intensity is.

Question # 6

Electric force as compared to gravitational force is.

Question # 7

Wheatstone bridge is used to measrue the unknown.

Question # 8

Electric flux is a

Question # 9

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

Question # 10

Electric lines of force are.

Question # 11

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 # 12

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

Question # 13

The electric resistance of a metal

Question # 14

The redius of curvature of the path of a charged particle in a uniform magnetic field is directly proportiional to.

Question # 15

If we move away from a charge, the magnitude of electric  intensity will

Question # 16

Specific resistanc of a conductor depends upon is.

Question # 17

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

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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

Electric flux is a

A.

Scalar Quantitiy

B.

Vector Quantity

C.

Base Quantity

D.

None

2

Which of the following has a positive temperatur coeffiicent. 

A.

Iron

B.

Carbon

C.

Silicon

D.

Germanium

3

Electron -vold is a unit of.

B.

Energy

C.

Potential

D.

Capacitance

4

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

5

Flux passing through a closed surface does not depend upon

A.

Geometry of surface

B.

Medium

C.

Charge

D.

All

6

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

A.

A maximum

B.

Infinite

C.

Minimum

D.

Remained the same

7

A potentiometer can be used as to.

A.

Determine E.M.F. of a cell

B.

Campare e.em.f s.

C.

measrue accurate value of current

D.

All of above

8

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

A.

The radius of the sphere

B.

Quantity of charge

C.

The intensity of the electric field

D.

All of the above

9

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

A.

CRO

B.

AVO Meter

C.

Botha CRO and AVO meter

D.

Potentiometer

10

mho m-1 is the SI unit of.

A.

Conductance

B.

Conductivity

C.

Resistance

D.

Resistivity

Test Questions

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