Units and Dimensions

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Units and Dimensions: Overview

This topic covers the concept of SI Units.

Important Questions on Units and Dimensions

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Barometric pressure is equal to

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The unit’of universal gas constant is

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The SI standard of time is based on:

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The unit of temperature in S.I. units is

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One barometric pressure or 1 atmospheric pressure is equal to

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The unit of dynamic or absolute viscosity is:

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The unit of time in S.I. units is

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In a non-flow reversible process for which p = (- 3V+ 15) x 105N/m2,V changes from 1 m to 2 m3. The work done will be about

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Calorie is a measure of

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The unit of mass in SI units is:

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The unit of pressure in S.I. units is

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The unit of energy in S.I. units is

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The value of the product of molecular weight and the gas characteristic constant for all the gases in M.K.S. unit is

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The unit of power in S.I. units is

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One watt is equal to

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Which of the following is the unit of work?

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Cotyledons are also called-