Question

solve this pls pls ​

Answer 1

Answer:

Explanation:

To maintain constant speed power deliver by engine is

P=F.V

=500N.5m/s=2500watt

=2.5kw

Sintheta=1/10

Force along incline is mgsintheta downward so engine has to produce that much force in upward dir to maintain const speed

P=mg sintheta. 5m/s

=1500kg×9.8m/s×1/10×5m/s

=7.35kw