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

Wheatstone bridge is used to measrue the unknown.

Question # 2

The electric constnat of rubber is.

Question # 3

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

Question # 4

Electric force as compared to gravitational force is.

Question # 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 

Question # 6

SI Unit of EMF is.

Question # 7

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

Question # 8

If a resistor is traversed in the direction of current, the potential change is.

Question # 9

Current Electricity is the branch of physics which deals with electric charges.

Question # 10

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 # 11

The electric field created bypositive point charge is.

Question # 12

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

Question # 13

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

Question # 14

Electric bulb does not obey Ohm's law becasue 

Question # 15

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

Question # 16

The negative of potential gradient is.

Question # 17

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

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11th Class ICS Physics Chapter 9 Test

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Sr.# Question Answer
1

Specific resistanc of a conductor depends upon is.

A.

Matrial

B.

Length

C.

Area

2

Which electricla quantity has the same untis as electromotive force.

A.

Current

B.

Charge

C.

Potential Difference

D.

Power

3

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

4

The electric field created bypositive point charge is.

A.

Radially inward

B.

Radially outward

C.

Zero

D.

Cirular

5

1.6 x 10-19 J is always equal to.

A.

1 farad

B.

Electron volt

C.

1 coulomb

D.

Coulomb

6

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

7

A heat sensitive resisstor is called.

A.

Thermistor

B.

Variable resistor

C.

Fixed resistor

D.

None

8

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

A.

Positive

B.

Negative

C.

Zero

D.

Constant

9

A potentiometer can be used as to.

A.

Determine E.M.F. of a cell

B.

Campare e.em.f s.

C.

measrue accurate value of current

D.

All of above

10

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

A.

Energy

B.

Mass

C.

Momentum

D.

Charge

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