1 kilowatt = `overset(?)_` watt

1 kilowatt-hour = overset(?)_ Joule?

1 watt - overset(?)___ .

1 unit = overset(?)_ kilowatt-hour?

1 horsepower = overset(?)_ watt

1 kilo ampere = overset(?)_ Ampere?

1 volt = overset(?)- esu of potential?

1 emu of current strength = overset(?)_ Ampere?

Arrange in order of increasing stability : overset(-)(C)H_3,(CH_3)_2overset(-)(C)H,(CH_3)_3overset(-)C,CH_3overset(-)(C)H_2

Define watt.

The frequency of X-ray of wavelength 1 overset@A is (1 overset@A = 10^(-10)m)