• # question_answer If she pulls in the string at the rate of $\text{5 cm}/\text{s}$ then the Length of the string pulled in 12 seconds is: A) $0.\text{6 m}$ B) $1.\text{6 m}$ C) $0.8\text{ m}$ D) $1.2\text{ m}$

Correct Answer: A

Solution :

 Length of the string pulled in $12s=5\times 12=60cm=0.6m$ So, option [a] is correct.

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