H2P-51
Power and velocity (P = Fv)
H2 Physics · JC 1 · Easy · Power and velocity (P = Fv)
A winch pulls a crate along a horizontal floor at constant speed 1.5 m s⁻¹ using a steady horizontal force of 900 N. What is the useful power output of the winch?
- 1.35×10 W
- 6.00×10 W
- 9.00×10 W
- 2.25×10 W
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