1
IIT-JEE 1982
MCQ (More than One Correct Answer)
+3
-0.75
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 IIT-JEE 1982 Physics - Laws of Motion Question 22 English
A
$$2U\cos \theta $$
B
$${U \over {\cos \theta }}$$
C
$${{2U} \over {\cos \theta }}$$
D
$$U\cos \theta $$
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