4. A weightlifter raises a 150-kg barbell from the floor to a height of 2.2 m in 0.80 s. What is his average power output during the lift?
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Q: ing: : Your answer is assumed to be reduced to the highest pow Answer:
A: Given data:Mass(m)= 6.40×101kgTime(t)= 5sHeight(h)= 5mRequired:Power(p)
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