Physics, 29.11.2019 07:31 wrightdarius78

Ahelicopter lifts a 60 kg astronaut 17 m vertically from the ocean by means of a cable. the acceleration of the astronaut is g/10. (a) how much work is done on the astronaut by the force from the helicopter? j (b) how much work is done on the astronaut by her weight? j (c) what is the kinetic energy? j (d) what is the speed of the astronaut just before she reaches the helicopter?

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Ahelicopter lifts a 60 kg astronaut 17 m vertically from the ocean by means of a cable. the accelera...