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

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 # 2

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

Question # 3

The potential gradient is a.

Question # 4

Electric bulb does not obey Ohm's law becasue 

Question # 5

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

Question # 6

Specific resistanc of a conductor depends upon is.

Question # 7

1.6 x 10-19 J is always equal to.

Question # 8

Value of K depends upon

Question # 9

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

Question # 10

Electric force as compared to gravitational force is.

Question # 11

Ohm's law can be expressed as.

Question # 12

Range of electric force is.

Question # 13

mho m-1 is the SI unit of.

Question # 14

The negative of potential gradient is.

Question # 15

The electric field created bypositive point charge is.

Question # 16

Which electricla quantity has the same untis as electromotive force.

Question # 17

The reciprocal of resistance is known as .

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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

Electric bulb does not obey Ohm's law becasue 

A.

Temperature changes

B.

Resistance changes

C.

Heat is prodcued

D.

All

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

The negative of potential gradient is.

A.

Potential energy

B.

Electric field intensity

C.

Elelctromotive force

D.

Electrostataic force

5

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

6

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

A.

The particle's charge

B.

The particle's momentum

C.

The partcl's energy

D.

The flux density of the field

7

The electric constnat of rubber is.

A.

2.94

B.

2

C.

2.1

D.

3.40

8

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

A.

Parallel and equally spaced

B.

Converging

C.

Diverging

D.

Circular

9

1.6 x 10-19 J is always equal to.

A.

1 farad

B.

Electron volt

C.

1 coulomb

D.

Coulomb

10

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

A.

Decrease

B.

Increase

C.

Zero

D.

Remain Constant

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