A 1.7kg object is at rest. A3N force to the right acts on theobject during a time interval of 1.5s.
a. What is the velocity of the object at the end of thisinterval?
b. At the end of this interval a constant force of 4N to the left is applied for 3s. What is the velocity at the end of the3s?
(note to the right is positive)


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