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Physical Quantities, Standards and Units


1. 

At what temperature a body will not radiate any heat energy?

Answer : D. -273 degree C

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2. 

Kilowatt is a unit of

Answer : B. Power

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3. 

At what temperature are the readings of a centigrade and fahrenheit thermometers the same?

Answer : A. minus 40o

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4. 

the unit of moment of force is

Answer : D. newton-meter

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5. 

What is the value of 0o absolute in Fahrenheit scale?

Answer : B. minus 459.4o

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6. 

The unit of electrical conductivity is

Answer : A. mho

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