Question

Akhil's office in a high-rise building was on a floor that had as many floors above it as below. One day, he went up 7 floors from his office, then down 4 floors and finally up 9 floors. If he was at the top floor now, how many floors did the building have in all? (a)53 (b) 41 (c) 39 (d) 25​

Answer 1

Answer:

kinetic energy is minimum, potential energy is maximum.

In SHM, kinetic energy is maximum at mean position and zero at the extreme positions while potential energy is zero at mean position and maximum at the extreme positions

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