Question

Two masses M and m hang at the ends of a string that passes through a smooth tube as show
mass m moves in a circular path which lies in a horizontal plane. The length of the string from
the top of the tube is l and tetais the angle this length makes with the verticle. What should
frequency of revolution of m so that M remains stationary?
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Answer 1

Answer:

a newspaper report on cyclone Amphan on the basic of the following points:- super cyclone Amphan- Affected area 21560 sq km-wind speed up to 190kmph- 72 death- 30 lack people said by cm- 5000+trees uprooted- A package of rs 10 billion alloted by pm