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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  • Total Questions17

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Physics ICS Part 1 Chapter 9 Online Test

00:00
Question # 1

SI Unit of EMF is.

Question # 2

The relative permittivity of free speace has the value equal to.

Question # 3

Value of K depends upon

Question # 4

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

Question # 5

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

Question # 6

The potential gradient is a.

Question # 7

The reciprocal of resistance is known as .

Question # 8

The electric current may be caused due to.

Question # 9

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

Question # 10

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 # 11

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

Question # 12

Electric flux is a

Question # 13

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

Question # 14

Concept of field lines of force was introduced 

Question # 15

Wheatstone bridge is used to measrue the unknown.

Question # 16

Gaussian surface is

Question # 17

On moving a charge of 20 Coulomb by 2 cm. 2 J of work is done, then the potential differecne between the points 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

Flux passing through a closed surface does not depend upon

A.

Geometry of surface

B.

Medium

C.

Charge

D.

All

2

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

3

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

A.

Equals to the total current

B.

Exceed the totla current

C.

Less than total current

D.

None of above

4

Ohm's law can be expressed as.

A.

I = VR

B.

R = IV

C.

V = RI

D.

V = I/R

5

The electric resistance of a metal

A.

Increase with the increase of temperature 

B.

Decrease with increase of temperature

C.

Indpendent of temperature

D.

Convert Mechanicla energy into heat energy

6

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

A.

Gold

B.

Silver

C.

Copper

D.

Aluminum

7

When a dielectric material is placed in an electric field it

A.

Conducts

B.

Palarizes

C.

Magnetizes

D.

undergoes elecrolysis

8

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

9

mho m-1 is the SI unit of.

A.

Conductance

B.

Conductivity

C.

Resistance

D.

Resistivity

10

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

Test Questions

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