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

Question # 2

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

Question # 3

mho m-1 is the SI unit of.

Question # 4

The redius of curvature of the path of a charged particle in a uniform magnetic field is directly proportiional to.

Question # 5

Unti of electric intensity is.

Question # 6

Electron -vold is a unit of.

Question # 7

The sum of currents in various resistors meeting at a point of the circuit.

Question # 8

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

Question # 9

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

Question # 10

The electric resistance of a metal

Question # 11

1.6 x 10-19  J is always equal to.

Question # 12

The electric field created bypositive point charge is.

Question # 13

Electric flux is a

Question # 14

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

Question # 15

Which can be used as unit of energy.

Question # 16

Concept of field lines of force was introduced 

Question # 17

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.

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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

Concept of field lines of force was introduced 

A.

Faraday

B.

Coulomb

C.

Franklin

D.

Gauss

2

If the resistivity of a material is large then it is.

A.

Poor Conductor

B.

Conductor

C.

Good conductor

D.

Insulator

3

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

A.

The radius of the sphere

B.

Quantity of charge

C.

The intensity of the electric field

D.

All of the above

4

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

A.

Different

B.

Same

C.

Zero

D.

Negative

5

The electric resistance of a metal

A.

Increase with the increase of temperature 

B.

Decrease with increase of temperature

C.

Indpendent of temperature

D.

Convert Mechanicla energy into heat energy

6

Range of electric force is.

A.

Small

B.

Large

C.

Medium

7

An electric field can deflect.

A.

Charge dparticles

B.

Neutrons

C.

X-rays

D.

Beta Rays

8

A heat sensitive resisstor is called.

A.

Thermistor

B.

Variable resistor

C.

Fixed resistor

D.

None

9

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 

A.

R

B.

R/4

C.

R/2

D.

2R

10

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

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