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

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

Question # 2

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

Question # 3

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

Question # 4

Unti of electric intensity is.

Question # 5

Ohm's law can be expressed as.

Question # 6

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 # 7

The electric field present inside ahollow charged sphere is.

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

Range of electric force is.

Question # 12

The electric constnat of rubber is.

Question # 13

Electric lines of force are.

Question # 14

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

Question # 15

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

Question # 16

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

Question # 17

The negative of potential gradient 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

Wheatstone bridge is used to measrue the unknown.

A.

Resistance

B.

Current

C.

Voltage

D.

None

2

When a dielectric material is placed in an electric field it

A.

Conducts

B.

Palarizes

C.

Magnetizes

D.

undergoes elecrolysis

3

The electric field present inside ahollow charged sphere is.

A.

Zero

B.

Maximum

C.

Constant

D.

Variable

4

Electric bulb does not obey Ohm's law becasue 

A.

Temperature changes

B.

Resistance changes

C.

Heat is prodcued

D.

All

5

The SI unit of conductance is.

A.

mho -meter

B.

ohm

C.

mho

D.

moh meter

6

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

7

The reciprocal of resistance is known as .

A.

Conductance

B.

Reactance

C.

Conductivity

D.

Resistivity

8

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

A.

Mass

B.

Charge

C.

Momentum

D.

Energy

9

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.

A.

18 W

B.

0.5 W

C.

0.2 W

D.

9.0 W

10

Electric force as compared to gravitational force is.

A.

Very weak

B.

Very strong

C.

Moderately weak

D.

Infinite

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