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

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.

Question # 2

If the vector area is parallel to the field lies, then electric flux is.

Question # 3

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

Question # 4

Two pont charges  A and B are separated by 10 m. If the distance between tehm is reduced to 5 m. the force exerted on each.

Question # 5

Electric flux is a

Question # 6

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

Question # 7

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

Question # 8

1.6 x 10-19  J is always equal to.

Question # 9

Value of K depends upon

Question # 10

Gaussian surface is

Question # 11

The electric resistance of a metal

Question # 12

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

Question # 13

The electric field present inside ahollow charged sphere is.

Question # 14

Concept of field lines of force was introduced 

Question # 15

Ohm's law can be expressed as.

Question # 16

A potentiometer can be used as to.

Question # 17

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

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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

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

2

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

3

Specific resistanc of a conductor depends upon is.

A.

Matrial

B.

Length

C.

Area

4

When a dielectric material is placed in an electric field it

A.

Conducts

B.

Palarizes

C.

Magnetizes

D.

undergoes elecrolysis

5

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

6

Range of electric force is.

A.

Small

B.

Large

C.

Medium

7

The best instrument used for teh acccurate measurement of e.m.g. of a cell is.

A.

potentiometer

B.

Wheatstone bridge

C.

Ammeter

D.

Voltmeter

8

mho m-1 is the SI unit of.

A.

Conductance

B.

Conductivity

C.

Resistance

D.

Resistivity

9

If the vector area is parallel to the field lies, then electric flux is.

A.

A maximum

B.

Infinite

C.

Minimum

D.

Remained the same

10

Electric flux is a

A.

Scalar Quantitiy

B.

Vector Quantity

C.

Base Quantity

D.

None

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