Question # 1

Water boils at:

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0°F

0°C

100°C

100 K

The units of electric current is.

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Candela

Metre

Second

Ampere

Least count of physical balance is.

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0.001 g

0.01 g

0.1 g

0.0001 g

Absolute zero is equal to

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0 K

273

-273 K

373 K

Sliding friction can be changed into rolling friction by using:

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Ball bearing

Roller bearing

Both a and b

None of these

Ability of body to do work due to its height is called.

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potential energy

kinetic energy

gravitational potential energy

elastic potential energy

The device that is used to measure the temperature of a body called

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Thermometer

Acidimeter

Barometer

Clock timer

Glider pilots use __________ movement of hot air currents due to convection of heat:

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Downward

Upward

Left

right

The temperature if steam is

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0°C

100°C

273°C

-273°C

The value we get after rounding 1.47 is

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1.4

1.5

1.47

1.46

Moon is a _____________ satellite.

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Natural

Artificial

Not manmade

Nil

The number 275.00 consists of significant figures.

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4

3

2

5

Anything kept in thermos :

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In temperature remain constant

Its temperature decrease

Its temperature increase

None of these

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