Question # 1

In a dam the water energy is called:

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Heat energy

Electrical energy

G.P.E

Mechanical enrgy

_____________ easily undo bolt?

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Long spanner

Medium

Short spanner

Every spanner

When horse pulls a cart, the action is on the:

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Cart

Earth

Horse

Earth and cart

kgm²s^-2 = _________

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Newton

Joule

Watt

Coulomb

The centre of gravity of uniform triangle is:

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Point of intersection of medians

On its vertex

On middle point of its axis

Point of intersection of diagonal

Tan 𝜽 is equal to:

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Perpendicular/Hypotenuse

Base / Perpendicular

Base/Hyp

Perpendicular/Base

Rate of change of velocity is known as.

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Acceleration

Speed

Velocity

Distance

Racing cars are made stable by :

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Increasing their speed

Decrease their mass

Lowering their center of gravity

Decreasing their width

If force is 200 N and length of spanner is 0.15 then torque will be:

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30 Nm

15Nm

20 Nm

10 Nm

Consider a rigid body. As it rotates, its particles move in fixed

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Squares

Circles

Triangles

Rectnagles

The work done will be zero when the angle between the force and the distance is:

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45^o

90^o

60^o

180^o

Perpendicular / Hypotenuse is called :

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Cos 𝜽

Sin 𝜽

Tan 𝜽

Tan^-1 𝜽

Which of the substance is heaviest?

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Copper

Mercury

Aluminum

Lead

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Physics 9th Class English Medium Online Test MCQs With Answers

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