A. 155ºC
B. 160ºC
C. 169ºC
D. 179ºC

Correct Answer: Option D

D. 179ºC

SEE ALSO  A body of mass 20g projected vertically upwards in vacuum returns to the point of projection after 1.2s. [g = 10ms-2]. Determine the potential energy of the body at the maximum height of its motion.

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