A 0.4 kg mass takes 8 s to reach ground when dropped from a certain height P above surface of earth. The loss of potential energy in the last second of fall i s ____ J. [Take g = 10 m s⁻²]
Physics · Work , Power and Energy · conservative force and potential energy
A 0.4 kg mass takes 8 s to reach ground when dropped from a certain height P above surface of earth. The loss of potential energy in the last second of fall is ____ J. [Take g = 10 m s⁻²]