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

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

Question # 2

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

Question # 3

Current Electricity is the branch of physics which deals with electric charges.

Question # 4

1.6 x 10-19  J is always equal to.

Question # 5

Electric force as compared to gravitational force is.

Question # 6

Electron -vold is a unit of.

Question # 7

Wheatstone bridge is used to measrue the unknown.

Question # 8

If chargeis mvoed against the electric field, it will gain

Question # 9

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

Question # 10

The negative of potential gradient is.

Question # 11

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

Question # 12

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

Question # 13

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

Question # 14

A heat sensitive resisstor is called.

Question # 15

The electric current may be caused due to.

Question # 16

mho m-1 is the SI unit of.

Question # 17

Flux passing through a closed surface does not depend upon

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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

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

A.

Both positive and negative charges are present

B.

Equal quantity of both positive and negative charges are present

C.

An electric dipole exists

D.

No electric ifeld line passes

2

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

A.

1.0 

B.

1.006

C.

78.5

D.

2.1

3

Unti of electric intensity is.

A.

Vm-1

B.

NC-1

C.

Am-1

D.

Botha a and b

4

SI Unit of EMF is.

A.

Volt

B.

Joule

C.

Both a and b

D.

Farad

5

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

A.

Different

B.

Same

C.

Zero

D.

Negative

6

A heat sensitive resisstor is called.

A.

Thermistor

B.

Variable resistor

C.

Fixed resistor

D.

None

7

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

A.

Energy

B.

Mass

C.

Momentum

D.

Charge

8

Which electricla quantity has the same untis as electromotive force.

A.

Current

B.

Charge

C.

Potential Difference

D.

Power

9

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

A.

Decrease

B.

Increase

C.

Zero

D.

Remain Constant

10

Ohm's law can be expressed as.

A.

I = VR

B.

R = IV

C.

V = RI

D.

V = I/R

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