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Answer to Question #40797 in Mechanics | Relativity for Nina

Question #40797
A cyclist and cycle have a combined mass of 78 kg as they accelerate along a race track at 2.5 m/s2. Calculate the fore exerted as they accelerate. ( F= 195 N ) I solved this , but I do not know other one, which is :
A lift of mass 400 kg is accelerated upwards at 2 m/s2. calculate the force in the rope pulling.

Please help me. Many thanks
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02.05.14, 19:28

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Nina
25.04.14, 23:30

Thank ...............................you soooooooooooooooooooooooooooooo much, You are the best. Tanks again and again

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