What is the external force encountered by this object

Reference no: EM13542895

An object of mass 5kg has an initial velocity of 10m/s, if this object has moved a distance of 40m and maintains a final velocity of 20m/s.

a) what is the work done by the mass during its motion?

b) What is the external force encountered by this object?

Reference no: EM13542895

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