Asked by Joe
What is the minimum work needed to push a 975 kg car 230 m up along a 17.5° incline?
Assume the effective coefficient of friction retarding the car is 0.20?
Assume the effective coefficient of friction retarding the car is 0.20?
Answers
Answered by
bobpursley
work needed= change of PE+work done on friction
= m*g*230*sin17.5 + mg*mu*cos17.5*230
check that and think it out.
= m*g*230*sin17.5 + mg*mu*cos17.5*230
check that and think it out.
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.