The root mean square velocity of one mole of a monoatomic gas having molar mass M is urms. The relation between the average kinetic energy (E) of the gas and urms is:
A
urms=√3E2M
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B
urms=√2E3M
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C
urms=√2EM
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D
urms=√E3M
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Solution
The correct option is Curms=√2EM Since, Relation between kinetic energy and urms is given by: E=12Mu2rms Hence, urms=√2EM