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  • Assertion: When two masses 4 kg and 2 kg are connected by a string that passes through a smooth pulley and is free to move; then the acceleration of the system is <img alt="3m

Assertion: When two masses 4 kg and 2 kg are connected by a string that passes through a smooth pulley and is free to move; then the acceleration of the system is 3ms^{-2}

Reason: Acceleration for the system is a=\frac{\left ( M-m \right )g}{M+m}

Option: 1

Assertion is True


Option: 2

Reason is True


Option: 3

The assertion is False; the Reason is True


Option: 4

The assertion is True: Reason is False


Answers (1)

best_answer

According to the formula a=\frac{\left ( M-m \right )g}{M+m}

When we put the values M=4kg; m=2kg and g=9.8ms^{-2}/

The acceleration will become 3.266ms^{-2}

Posted by

manish

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