a dock side container crane can lift a fully loaded container of mas 37,000 kg from rest to a maximum velocity of 1.2ms-1 in a distance of 8m. if the friction ristance of the crane winch gear is 2kn anbd asuming the accleration is inform determain using the princible of convertation of energy:
i work done
ii the tension in the lifting cable
the maximum power developed
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