CAIE M1 2003 June — Question 1

Exam BoardCAIE
ModuleM1 (Mechanics 1)
Year2003
SessionJune
TopicWork, energy and Power 1
1 A crate of mass 800 kg is lifted vertically, at constant speed, by the cable of a crane. Find
  1. the tension in the cable,
  2. the power applied to the crate in increasing the height by 20 m in 50 s .
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