Question

shyam throws a heavy out of his boat as a result the boat moves opposite direction. why?

Answer 1

The object thrown by Shyam is an action ( a force ) that is equal and opposite to the reaction force [law of newton]
So when we throw the object the object posses a force on the water and the water gives an opposite force on the boat hence the boat moves in the opposite direction
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Answer 2

Answer:

Shyam throws a heavy stone or object on the water.

Explanation:

Due to this reason why Shyam boats moves in backward direction

As no external force is acting on the system of boat and man (neglect friction due to water) the Shyam boat will move in opposite direction or backward direction.

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