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

Value of dielectric consgtant  e r for water is

Question # 2

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

Question # 3

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

Question # 4

The SI unit of conductance is.

Question # 5

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

Question # 6

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

Question # 7

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

Question # 8

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

Question # 9

For apositive charge electic field lines are directed.

Question # 10

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

Question # 11

The electric field present inside ahollow charged sphere is.

Question # 12

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

Question # 13

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

Question # 14

Internal resistanc and e.m.f of a cell can be determined by an instrument.

Question # 15

Specific resistanc of a conductor depends upon is.

Question # 16

If chargeis mvoed against the electric field, it will gain

Question # 17

1.6 x 10-19  J is always equal to.

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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

The electric constnat of rubber is.

A.

2.94

B.

2

C.

2.1

D.

3.40

2

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

A.

Parallel and equally spaced

B.

Converging

C.

Diverging

D.

Circular

3

An electric field can deflect.

A.

Charge dparticles

B.

Neutrons

C.

X-rays

D.

Beta Rays

4

On moving a charge of 20 Coulomb by 2 cm. 2 J of work is done, then the potential differecne between the points is.

A.

0.1 V

B.

8 V

C.

2 V

D.

0.5 V

5

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

6

Ohm's law can be expressed as.

A.

I = VR

B.

R = IV

C.

V = RI

D.

V = I/R

7

Specific resistanc of a conductor depends upon is.

A.

Matrial

B.

Length

C.

Area

8

Wheatstone bridge is used to measrue the unknown.

A.

Resistance

B.

Current

C.

Voltage

D.

None

9

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

10

Internal resistanc and e.m.f of a cell can be determined by an instrument.

A.

CRO

B.

AVO Meter

C.

Botha CRO and AVO meter

D.

Potentiometer

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