Question # 1

Watt -m2 is the unit of

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Energy

Intensity

Power

Work

Which one is a conservative force

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Elastic spring force

Air resistance

Frictional force

Tension in the spring

Salter's duck was invented by

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Newton

Einstein

Prof Salter

Maxwell

SI unit of work

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Newton

Walt

Pascal

Joule

The ability of a body to do work is called its

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Force

Power

Capacity

Energy

Kilo watt hour is the unit of

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Power

Energy

Force

Torque

The work done in gravitational field

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Depend upon the path

Does not depend upon the path

(+)ve

Zero

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

The SI unit of power is

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Joule

Newton

Watt

Kilowatt

1 KWh =

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3.6 x 10³K

3.6 x 10⁶K

3.6 x 10⁹J

3.6 x 10¹²J

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

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