Ahorse moves a sleigh 1.00 kilometer by applying a horizontal 2,000 newton on its harness for 45 minutes.
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Ответ:
1 kilometer = 1000 meters
45 × 60 = 2700
W = F × D
W = 2,000 N × 1,000 m
W = 2,000,000 J
P = W ÷ t
P = 2,000,000 J ÷ 2,700 s
P = 741 watts
741 watts of horse power.
Ответ:
the last one
Explanation:
its the sun when the earth turns towards the sun it gives us heat not solar radiation.