Question # 1

The Young's Modulus of Rubber is:

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1.40 ×106 N/m2

1.6× 106 N/m2

1.4 × 107 N/m2

0.40 × 108 N/m2

The machine which use unequal masses to find the value of "g" is ________

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Free fall apparatus

Atwood machine

Pulley

None

The value of 'g' on the surface of Mars:

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3.73 ms^-2

1.62 ms^-2

Zero

Constant

The temperature of a black dull surface on heating :

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Rise Rapidly

Fall Rapidly

Becomes zero

Remain constant

kgm²s^-2 = _________

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Newton

Joule

Watt

Coulomb

Product of mass and velocity of a body is called.

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Torque

Force

Work

Momentum

1 micro =

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10^-3

10^-6

10^-2

10^-12

The earth attracts us due to its __________ mass:

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Little

Zero

Small

Large

Sin 45 is equal to:

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Zero

0.5

0.707

1

The force exerted perpendicularly on unit of area of an object is called:& nbsp

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strain

young's modulus

pressure

buoyant force

Expansion in one meter steel is:

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1.0 mm

0.1 mm

1.0 mm

1.3 mm

The formula of pressur is:

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Fx a

A/F

F/A

None of these

If mass of a body becomes half that its energy K.E will be reduce to:

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Zero

Half

Double

4 Times

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9th Class Physics English Medium KPK Boards Online Mcqs MCQs With Answers

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