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1 KWh= A. 36xx10^6J B. 3.6xx10^6 J C. 0...

1 KWh=_______ A. `36xx10^6J` B. `3.6xx10^6 J ` C. `0.36xx10^6 J ` D. `3.6 J `

A

`36xx10^6 J`

B

`3.6xx10^6 J`

C

`3.6xx10^6 J`

D

`36xx109 J`

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Knowledge Check

  • The number of photons falling per second on a completely darkened plate to produce a force of 6.62xx10^-5N is 'n'. If the wavelength of the light falling is 5xx10^-7 m, then n= __________ xx10^22. (h=6.62 xx10^-34 J-s )

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