Question # 1

If velocity 'v' of an object is double, then K.E. because.

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Remain same

Sixteen times

Double

Four times

Which one is renewable source of energy.

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Coal

Uranium

Biomass

Natural gas

The ability of a body to do work is called its

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Force

Power

Capacity

Energy

The SI unit of power is

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Joule

Newton

Watt

Kilowatt

Which one is a conservative force

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Elastic spring force

Air resistance

Frictional force

Tension in the spring

The frictional force is

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Conservative force

Non conservative force

Electric force

Magnetic force

_______ is bio fuel

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Water

Petrol

Ethanol

Oil

Original source of energy for biomass is

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Earth

Star

Moon

Sun

The formula for the power is

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P= W/d

P=W/v

P=W/t

P=Wt

Work is negative when angle between F and d is

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45^o

₀^o

90^o

180^o

A body of mass 2 kg moving with velocity of 4 ms-1 has K.E. equal to.

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16 J

8 J

32 J

2 J

If a body of mass 5 kg is raised vertically through a distance of 1 m, then work done is.

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49 J

4.9 J

490 J

0.49 J

The work done will be maximum when angle between F and d.

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180^o

0^o

90^o

60^o

The unit of work in base unit is

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Kg m-1 sec-2

Kgm sec-2

Kgm2 sec-1

Kgm-1 sec-1

Kilo watt hour is the unit of

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Power

Energy

Force

Torque

Watt -m2 is the unit of

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Energy

Intensity

Power

Work

Salter's duck was invented by

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Newton

Einstein

Prof Salter

Maxwell

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Physics Fsc Part 1 Chapter 4 Online Test MCQs With Answers

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