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

Nautral zone in electric field of two similar charge is region where.

Question # 2

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

Question # 3

Range of electric force is.

Question # 4

The electric constnat of rubber is.

Question # 5

Flux passing through a closed surface does not depend upon

Question # 6

The potential gradient is a.

Question # 7

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

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

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

Question # 12

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 # 13

The electric field created bypositive point charge is.

Question # 14

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

Question # 15

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

Question # 16

Which electricla quantity has the same untis as electromotive force.

Question # 17

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 

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9th Chapter

11th Class Physics Chapter 9 Test

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

Sr.# Question Answer
1

If chargeis mvoed against the electric field, it will gain

A.

Potential energy

B.

Kinetic energy

C.

Electric potential energy

D.

Mechanical energy

2

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

3

The negative of potential gradient is.

A.

Potential energy

B.

Electric field intensity

C.

Elelctromotive force

D.

Electrostataic force

4

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

A.

Metal Box

B.

Insulating box

C.

Wooden box

D.

None of these

5

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

A.

Negative

B.

Positive

C.

Zero

D.

Infinite

6

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

7

Which can be used as unit of energy.

A.

watt sec

B.

Nm-1

C.

VC-1

D.

VA

8

Electric bulb does not obey Ohm's law becasue 

A.

Temperature changes

B.

Resistance changes

C.

Heat is prodcued

D.

All

9

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

A.

Positive

B.

Negative

C.

Zero

D.

Constant

10

When a dielectric material is placed in an electric field it

A.

Conducts

B.

Palarizes

C.

Magnetizes

D.

undergoes elecrolysis

Test Questions

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