1. The problem statement, all variables and given/known data 65. A 50-N force is the only force on a 2-kg object that starts from rest. When the force has been acting for 2 s the rate at which it is doing work is: A. 75W B. 100W C. 1000W D. 2500W E. 5000W ans: D 66. A 50-N force is the only force a 2-kg crate that starts from rest. At the instant the object has gone 2m the rate at which the force is doing work is: A. 2.5W B. 25W C. 75W D. 100W E. 500W Q1 solved but i have no idea how to do the second one!