A lawnmower engine running for 20 minutes does 4560000 j of work. What is the power output of the engine

Question

asked Jun 11, 2019 149k views

1 Answer

Exploit · Answer 1 · 2019-06-16T06:59:27+0000

Answer:

tim e (t) = 20 min.

= 20 × 60 = 1200 s ,

Work ( W) = 4560000 J

= 4560 KJ ,

Determine:

Power output (P) = Work ÷ time

= 4560 ÷ 1200

P = 3.8 KW