A wire of 
passes over a frictionless light pulley fixed on the top of a frictionless inclined plane which makes an angle of 30° with the horizontal. Masses m and M are tied at the two ends of wire such that m rests on the plane and M hangs freely vertically downwards. The entire system is in equilibrium and a transverse wave propagates along the wire with a velocity of 100 ms –1 . Chose the correct option
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
For equilibrium 
⇒ ⇒ 
⇒ ⇒ 
⇒ ⇒ 
⇒ ⇒ 
and 
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