PHYSICS · Multi-part · GCSE · Physics · Energy · Energy
Problem
(a) Define average power.
(a) Define average power.
(b) State the SI unit of power.
(c) Write the numerical relation between watt and horsepower.
(d) An engine delivers a constant power of 2.24×105W for 300s. Without doing any calculation, state its power in horsepower and explain your reasoning in one or two sentences.