![A lighter body collides with much more massive body at rest. Prove that the direction of lighter body is reversed and massive body remains at rest. A lighter body collides with much more massive body at rest. Prove that the direction of lighter body is reversed and massive body remains at rest.](https://doubtnut-static.s.llnwi.net/static/web-thumb/277389262_web.png)
A lighter body collides with much more massive body at rest. Prove that the direction of lighter body is reversed and massive body remains at rest.
![If acceleration due to gravity is 10 m s^-2 , what is the potential energy of a body of mass 1 kg kept at a height of 5 m ? If acceleration due to gravity is 10 m s^-2 , what is the potential energy of a body of mass 1 kg kept at a height of 5 m ?](https://dwes9vv9u0550.cloudfront.net/images/9511863/72f724c2-06bf-4645-a1e3-698d95b84987.jpg)
If acceleration due to gravity is 10 m s^-2 , what is the potential energy of a body of mass 1 kg kept at a height of 5 m ?
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![Journeys - Out of Body Ventures That Prove God Exists - Kindle edition by Mullen, Michael. Religion & Spirituality Kindle eBooks @ Amazon.com. Journeys - Out of Body Ventures That Prove God Exists - Kindle edition by Mullen, Michael. Religion & Spirituality Kindle eBooks @ Amazon.com.](https://images-na.ssl-images-amazon.com/images/I/71QBm3DC9vL._AC_UL600_SR600,600_.jpg)