11. A car is pulled with a force of 10,000 N. The car's mass is 1267 kg. But, the car covers 394.6 m in 15 seconds. (a) What is expected acceleration of the car from the 10,000 N force?
(b) What is the actual acceleration of the car from the observed data of x and t?
(c) What is the difference in accelerations?
(d) What force caused this difference in acceleration?
(e) What is the magnitude and direction of the force that caused the difference in acceleration?