a horse pull a wagon with a force of 360N at an angle of 60 with the horizontal at a speed of 10km/hr the power of the horse
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P= F.V
P=F×v×cos60
v=10km/hr
v=10×5/18m/s
Power=360×10×5/18×1/2
=500W
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10 kmph = 10 × 5/18 m/s = 50/18 m/s
Power = (F cosθ) × v
= (360 N × cos60) × 50/18 m/s
= 500 Watt
Power of horse is 500 W
Power = (F cosθ) × v
= (360 N × cos60) × 50/18 m/s
= 500 Watt
Power of horse is 500 W
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