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Principles of Mechanics 2

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Need help with my question - I’m studying for my class.

2

a) a cyclist and cycle have a combined mass of 78kg as they accelerate along a race track at 2.5m/s2. Calculate the force exerted as they accelerate.


b) A lift of mass 400kg is accelerated upwards at 2m/s2. Calculate the force in the rope pulling it.

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mariji (20)
UC Berkeley

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