﻿ Calculate the energy in joule equivalent to the mass of one proton. The mass of proton is 1.00728 u. Express the energy in kilowatt-hour also. : Kaysons Education

# Calculate The Energy In Joule Equivalent To The Mass Of One Proton. The Mass Of Proton Is 1.00728 U. Express The Energy In Kilowatt-hour Also.

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## Question

### Solution

Correct option is

The Einstein’s energy-mass relation is

Here,

.

In terms of kilowatt-hour, we can write

.

#### SIMILAR QUESTIONS

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At a given instant are 25% undecayed radioactive nuclei in a sample. After 10 seconds, the number of undecayed nuclei reduces to 12.5%. Calculate the time in which the number of undecayed nuclei will further reduce to 6.25% of the reduced number.

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