Question # 1

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

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180^o

0^o

90^o

60^o

Which one is renewable source of energy.

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Coal

Uranium

Biomass

Natural gas

The K.E. of bullet of mass 500 gm moving at a speed of 200 ms-1

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250 J

125 J

2500 J

10,000 J

1 KWh =

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3.6 x 10³K

3.6 x 10⁶K

3.6 x 10⁹J

3.6 x 10¹²J

Work has dimension lime

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Torque

Momentum

Velocity

Power

The frictional force is

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Conservative force

Non conservative force

Electric force

Magnetic force

When distance is plotted against the force, it is taken along

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x-axis

y-axis

z-axis

None of these

Bio mass is converted into fuel by

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Evaporation

Fermentation

Reflection

Scattering

The ability of a body to do work is called its

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Force

Power

Capacity

Energy

A body of mass 1.0 Kg dropped from the top of a tower of highest 50 m, what will be its K.E. 10 m below the top

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400 J

490 J

49 J

98 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

Hot igneous rocks, usually in molten or partly molten state are found in the depth of

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5 km

10 km

15 km

20 km

Which one is a conservative force

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Elastic spring force

Air resistance

Frictional force

Tension in the spring

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

A body has P.E. = mgh, when it is at height 'h' from the ground. At the point at the distance 'x' below from the top its P.E. with

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mgh

mgx

mg(x-h)

None of these

The SI unit of power is

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Joule

Newton

Watt

Kilowatt

The unit of energy is same as that of

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Power

Work

Torque

Density

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Physics ICS Part 1 Chapter 4 Online Test MCQs With Answers

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