Question # 1

Work is negative when angle between F and d is

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45^o

₀^o

90^o

180^o

The SI unit of work is

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Newton

Joule

Mol

Calorie

When the rocket moves away from the earth, the work against gravity

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Remains constant

Varies directly with distance

Varies inversely with distance

Varies inversely with square of distance

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

Which one is a conservative force

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Elastic spring force

Air resistance

Frictional force

Tension in the spring

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

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x-axis

y-axis

z-axis

None of these

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 non renewable source of energy.

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Hydro electric

Bio mass

Tides

Oil

Two quantities involved in work are

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Force and speed

Force and velocity

Force and displacement

Force and acceleration

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Physics English Medium Fsc Part 1 Chapter 4 Online MCQs Test MCQs With Answers

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