How long does it take a 24 kW steam engine to do 7.4 × 10 7 J of work? Answer in units of s
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How long does it take a 24 kW steam engine to do 7.4 × 10 7 J of work? Answer in units of s

[From: ] [author: ] [Date: 12-12-15] [Hit: ]
4×10^4 Joules/s = 3.0833×10^3 seconds = 51 minutes 23.......
How long does it take a 24 kW steam engine
to do 7.4 × 10^7
J of work?
Answer in units of s

-
1 Watt = 1 Joule per second = 1 Joule/second
24kW = 2.4×10^4 Joules/s
7.4×10^7 Joules ÷ 2.4×10^4 Joules/s = 3.0833×10^3 seconds = 51 minutes 23.33 seconds
1
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