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JEE PYQ: Rotational Motion Question 41

Question 41 - 2020 (09 Jan Shift 1)

A body of mass $m = 10$ kg is attached to one end of a wire of length 0.3 m. The maximum angular speed (in rad s$^{-1}$) with which it can be rotated about its other end in space station is (Breaking stress of wire $= 4.8 \times 10^7$ Nm$^{-2}$ and area of cross-section of the wire $= 10^{-2}$ cm$^2$) is ______.

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Answer: (4)


Learning Progress: Step 41 of 70 in this series