Question 294: Laws of Motion

Question

In the arrangement shown in Fig. the ends P and Q of an unstretchable string move downwards with uniform speed U. Pulleys A and B are fixed.
Mass M moves upwards with a speed

Accepted Answer

NA

Answer

$$2U\cos 	heta $$

Answer

$${U \over {\cos 	heta }}$$

Answer

$${{2U} \over {\cos 	heta }}$$

Answer

$$U\cos 	heta $$

Laws of Motion

In the arrangement shown in Fig. the ends P and Q of an unstretchable string move downwards with uniform speed U. Pulleys A and B are fixed. Mass M moves upwards with a speed

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