Homework Help: physics

Posted by beth on Sunday, March 2, 2008 at 6:09pm.

A car (m = 640.0 kg) accelerates uniformly from rest up an inclined road which rises uniformly, to a height, h = 43.0 m. Find the average power the engine must deliver to reach a speed of 19.9 m/s at the top of the hill in 23.9 s(NEGLECT frictional losses: air and rolling, ...)

physics - Damon, Sunday, March 2, 2008 at 6:31pm
power * time = work done = m g h + (1/2) m v^2
physics - nana, Tuesday, December 7, 2010 at 1:14pm
16598.09 watt

Answer this Question

Related Questions

physics - A car (m = 770.0 kg) accelerates uniformly from rest up an inclined ...
physics - A car (m = 690.0 kg) accelerates uniformly from rest up an inclined ...
Physics - Two cars start from rest at a red stop light. When the light turns ...
Physics - 1. A car starts from rest and accelerates uniformly at 3.0 m/s2. A ...
Physics - Two cars start from rest at a red stop light. When the light turns ...
Physics - A car accelerates uniformly from rest to 21.0 m/s in 6.1 s along a ...
physics - Two cars start from rest at a red stop light. When the light turns ...
physics - A car starting from rest accelerates uniformly are attaing a speed of ...
Physics - A race car has a mass of 714 kg. It accelerates uniformly from rest, ...
Physics - A car accelerates uniformly from rest to 21.0 m/s in 6.1 s along a ...

For Further Reading

First Name:
School Subject:
Answer: