A string of length 𝐿 is fixed at one end and carries a mass 𝑀 at the other end. The string makes 2/𝜋 revolutions per 𝑠𝑒𝑐𝑜𝑛𝑑 around the vertical axis through the fixed end as shown in figure , then tension in the string is

Question: A string of length 𝐿 is fixed at one end and carries a mass 𝑀 at the other end. The string makes 2/𝜋 revolutions per 𝑠𝑒𝑐𝑜𝑛𝑑 around the vertical axis through the fixed end as shown in figure , then tension in the string is

(A) 𝑀𝐿

(B) 2 𝑀𝐿

(C) 4 𝑀𝐿

(D) 16 𝑀𝐿

Answer: option (D)

Solution:

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