A 5kg mass is pulled along a table at a constant velocity by a 10N force. Find the force required to produce an acceleration of 5m/s^2

Question

Phoenix Frazier

Physics

29 February, 04:57

A 5kg mass is pulled along a table at a constant velocity by a 10N force. Find the force required to produce an acceleration of 5m/s^2

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Answers (1)

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Waddles · Answer 1

Answer:35N

Explanation:

in the first state the velocity is constant so ... F (net) = 0=F1-f (friction)

F1=f (friction) = 10N

in the second state ... F (net) = ma=F2-f (friction) = 5*5

F2=25+10=35

The friction force is the same in both states

Hope you understand!