Assertion :When a gun is fired, the bullet moves forward (action). The gun recoils backward (reaction) Reason: Driving a nail into a wooden block without holding the block is difficult.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
bullet provides a reaction to the gun.
nail provides reaction to the wooden block whose counter force is to be balanced by holding the block

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Assertion :When a gun is fired, the bullet moves forward (action). The gun recoils backward (reaction) Reason: Driving a nail into a wooden block without holding the block is difficult.

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertionbullet provides a reaction to the gun.nail provides reaction to the wooden block whose counter force is to be balanced by holding the block

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
bullet provides a reaction to the gun.
nail provides reaction to the wooden block whose counter force is to be balanced by holding the block