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The amount of work done in lifting a body of mass m from the surface of the earth to a height equal to twice the radius of the earth is
The amount of work done in lifting a body of mass m from the surface of the earth to aheight equal to twice the radius of the earth is

```
6 years ago

Nirmal Singh.
44 Points
```							work done W = - delta UW = -[GMm(1/r1 - 1/r2)]W = -[GMm (1/R - 1/3R)]W = -GMm(2/3R)W = -2GMm / 3R jouleThanks & Regards,Nirmal SinghAskiitians faculty
```
6 years ago
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