Advertisements
Advertisements
Question
1 H.P. is equal to
Options
1 W
1 J
746 J
746 W
Advertisements
Solution
746 W
APPEARS IN
RELATED QUESTIONS
A body is moving unidirectionally under the influence of a source of constant power. Its displacement in time t is proportional to ______.
It takes 20 s for a girl A to climb up the stairs while girl B takes 15 s for the same job. Compare the work done .
Differentiate between watt and watt hour.
Define power.
Arrive at an expression for power and velocity. Give some examples for the same.
An engine develops 20 kW power. How much time will it take to lift a mass of 200 kg to a height of 50 m? (g = 10 m/s2)
An engine pumps up 200 kg of water through a height of 20 m in 10 seconds. If the efficiency of the engine is 80%. Calculate the power of the engine.
Unit of power used in mechanical engineering is ______.
Name the quantity which is measured in eV.
At any instant of time t, the displacement of any particle is given by 2t – 1 (SI unit) under the influence of force of 5N. The value of instantaneous power is (in SI unit):
