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

Electric flux is a

Question # 2

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 # 3

If chargeis mvoed against the electric field, it will gain

Question # 4

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

Question # 5

A potentiometer can be used as to.

Question # 6

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

Question # 7

Value of dielectric consgtant  e r for water is

Question # 8

The electric constnat of rubber is.

Question # 9

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

Question # 10

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

Question # 11

The electric resistance of a metal

Question # 12

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 # 13

1.6 x 10-19  J is always equal to.

Question # 14

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

Question # 15

The electric field created bypositive point charge is.

Question # 16

The reciprocal of resistance is known as .

Question # 17

Value of K depends upon

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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

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.

A.

Decrease to half its original value

B.

Increase to twice the original value

C.

Increase four times to its original value

D.

Decreases to one quarer of its original value

2

An electric field can deflect.

A.

Charge dparticles

B.

Neutrons

C.

X-rays

D.

Beta Rays

3

The negative of potential gradient is.

A.

Potential energy

B.

Electric field intensity

C.

Elelctromotive force

D.

Electrostataic force

4

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

A.

Gold

B.

Silver

C.

Copper

D.

Aluminum

5

A heat sensitive resisstor is called.

A.

Thermistor

B.

Variable resistor

C.

Fixed resistor

D.

None

6

The electric field present inside ahollow charged sphere is.

A.

Zero

B.

Maximum

C.

Constant

D.

Variable

7

SI Unit of EMF is.

A.

Volt

B.

Joule

C.

Both a and b

D.

Farad

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

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

A.

3

B.

4

C.

2

D.

5

10

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

Test Questions

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