50kJ of energy is consumed in 2.5s. Find the power in a unit of horse power.
26.8 hp
28.6 hp
13.4 hp
14.3 hp
Power is defined as the rate of change of energy. So, power=50×1032.5=2×104W Now, we know that, 1 hp = 746 W Therefore, power =2× 104W =2×106746=26.8hp
50kJ of energy causes a displacement of 25m to a body in the direction of force in 2.5s. Find the power in a unit of horse power.
50 kJ of energy is consumed in 2.5 s. Calculate power.
50 kJ of energy causes a displacement of 25 m in a body in the direction of force in 2.5 s. Find the power.