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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Physics ICS Part 1 Chapter 9 Online Test

00:00
Question # 1

Value of K depends upon

Question # 2

Concept of field lines of force was introduced 

Question # 3

A potentiometer can be used as to.

Question # 4

1.6 x 10-19  J is always equal to.

Question # 5

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

Question # 6

Electron -vold is a unit of.

Question # 7

mho m-1 is the SI unit of.

Question # 8

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 # 9

Maximum power is delivered to a load when internal resistance of soruce is.

Question # 10

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

Question # 11

For apositive charge electic field lines are directed.

Question # 12

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

Question # 13

Specific resistanc of a conductor depends upon is.

Question # 14

Flux passing through a closed surface does not depend upon

Question # 15

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

Question # 16

Electric bulb does not obey Ohm's law becasue 

Question # 17

1.6 x 10-19 J is always equal to.

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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

Electric bulb does not obey Ohm's law becasue 

A.

Temperature changes

B.

Resistance changes

C.

Heat is prodcued

D.

All

2

Electron -vold is a unit of.

B.

Energy

C.

Potential

D.

Capacitance

3

Which can be used as unit of energy.

A.

watt sec

B.

Nm-1

C.

VC-1

D.

VA

4

When a dielectric material is placed in an electric field it

A.

Conducts

B.

Palarizes

C.

Magnetizes

D.

undergoes elecrolysis

5

The potential gradient is a.

A.

Scalar

B.

Power

C.

Vector

D.

Energy

6

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

A.

Decreases

B.

Increases

C.

Vanishes

D.

Remain same

7

Value of dielectric consgtant  e r for water is

A.

25

B.

78.5

C.

2.1

D.

3.40

8

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

A.

Different

B.

Same

C.

Zero

D.

Negative

9

An electric field can deflect.

A.

Charge dparticles

B.

Neutrons

C.

X-rays

D.

Beta Rays

10

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

A.

Larger than unity

B.

Less than unity

C.

Equal to unity

D.

Slightly less than unity

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