Question # 1

Two shirts are warmer than one of the same material but of double thickness because:

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Intervening air between two shirt prevents following of heat from body to outside

Specific heat of single shirt is more than in former case

Specific heart of two shirts is more tan that of one heat

Air has large specific heat

Acupuncture is widely practiced in

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India

America

China

Germany

Which of the following is a PC video file extension?

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MVE

AVI

Both a and b

None of these

Which if the rarest element in world?

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Astatine

Uranium

Thorium

Radium

Which of the following is not a mixture?

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LPG

Air

Gasoline

Distilled water

A student has to secure 40% marks to pass. he gets 150 marks and fails by 30 marks. What are the maximum marks?

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400

500

475

450

The Ancient Greeks said that the Four Elements were Earth,and fire in 390 BC, Plato added fifth element of this list , What was it?

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Ether

Blood

Carbon

Nitrogen

Which instrument is used for cutting an object into thin parts for microscopic inspection?

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Microphone

Microscope

Microtome

Micrometer

The average heat beat per minute in a normal man is

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50

72

80

100

The Fujita scale is used to measure which natural phenomenon:

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Tornado wind-intensity

Ultra-violet intensity

Atmospheric ozone levels

Tsunami volumes and heights

Food is readily cooked in a pressure cooker because:

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Boiling occurs at high temperature

Boiling occurs at low temperature

pressure remains constant

The cooking material cannot come out

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