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

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Question # 1

Concept of field lines of force was introduced 

Question # 2

For apositive charge electic field lines are directed.

Question # 3

The negative of potential gradient is.

Question # 4

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

Question # 5

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

Question # 6

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

Question # 7

Flux passing through a closed surface does not depend upon

Question # 8

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

Question # 9

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

Question # 10

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

Question # 11

A heat sensitive resisstor is called.

Question # 12

Algebraic sum of current meeting at a point is zero is a statement of.

Question # 13

1.6 x 10-19 J is always equal to.

Question # 14

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

Question # 15

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

Question # 16

Electric bulb does not obey Ohm's law becasue 

Question # 17

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

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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

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

2

Which of the following has a positive temperatur coeffiicent. 

A.

Iron

B.

Carbon

C.

Silicon

D.

Germanium

3

Ohm's law can be expressed as.

A.

I = VR

B.

R = IV

C.

V = RI

D.

V = I/R

4

The electric current may be caused due to.

A.

Electrons

B.

Negative ions

C.

Positive Ions

D.

All

5

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

A.

Less than load

B.

Equal the load resistance

C.

Greater than the load resistance

D.

Does not depend on load resistance

6

The SI unit of conductance is.

A.

mho -meter

B.

ohm

C.

mho

D.

moh meter

7

Range of electric force is.

A.

Small

B.

Large

C.

Medium

8

Specific resistanc of a conductor depends upon is.

A.

Matrial

B.

Length

C.

Area

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

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

A.

Decrease

B.

Increase

C.

Zero

D.

Remain Constant

Test Questions

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