Question # 1

Leslie's cube is a bod of

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Metal

None Metal

wood

Metalloids

Which is not an example of torque?

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Opening a nut

Door opening

Picking up a toy

All of them

Kinetic and potential energy are the kinds of energy:

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Chemical

Nuclear

Light

Mechanical

A satellite revolving around very close to Earth has speed nearly:

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8 kms^-1

5 kms^-1

10 kms^-1

100 kms^-1

Weight of the body is due to the :

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Gravitation force

Centripetal force

Centrufugal force

All of the above

Anything kept in thermos :

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In temperature remain constant

Its temperature decrease

Its temperature increase

None of these

Heat form one of a metal rod a reaches to the other by the process of

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convection

radiation

conduction

both (a) and (b)

In graph referenc epoint is taken as.

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Origin

x-axis

variable

coordinates

The formula of y component of force ' F ' is:

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F cos 𝜽

F Sin 𝜽

F tan 𝜽

Tan^-1 𝜽

Atmospheric pressure is measured by an instrument called:

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Barometer

Altimeter

Meter rod

Hydrometer

Radiation are emited by:

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Cold body

Hot body

All bodies

None

If the force of 25 N pulls a stone through a distance of 5 cm in its direction the magnitude of work will be:

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5 J

125 J

175 J

200 J

Due to _____________ we can watch live programs.

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Natural Satellite

Antenna

Artificial satellite

Nil

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