Determine the power required for a 2500 kg car to climb a 60 m long uphill road with a slope of 15º (from the horizontal) in 5 seconds, at
a) Constant velocity.
b) From a velocity of 54 km/hour to a final velocity of 5 m/s.
c) For the conditions given in 2) a) above would your answer change if the total time were doubled to 10 seconds? Explain.