Question

An object is placed on a rough surface.External forces of 20N is acting on the body and 10N frictional force is acting on the body.find(1).the net force on object
(2). Velocity of object after 2 seconds if the object is started from rest.
(3).Acceleration of object if mass of object is 2 kg.

Find the correct answer with explanation.
(Hint:It is a question from class 9 reference book)​

Answer 1

Answer:

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