Answer to Question #74533 in Mechanical Engineering for Khalid

Question #74533
A lift cage of mass 826 kg accelerates uniformly upwards from rest to a velocity of 7 ms−1 whilst travelling a distance of 36 m. The frictional resistance to motion is 244 N. Making use of the principle of conservation of energy, determine: i) The work done ii) The tension in the lifting cable Iii) The average power developed
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