2-34. A car can accelerate uniformly on a straight-line road from 5 m/s to 20 m/s during 10 seconds. Then the car is assumed to travel with a constant velocity. The car is subjected to a normally distributed friction force . If the mass of the car is , determine the maximum power supplied. Assume  and  are independent.

 

 

 

 

 

 

 

Therefore, .                                Ans.