Advertisements
Advertisements
Question
One horse power is equal to ______.
Options
1000 W
500 W
764 W
746 W
Advertisements
Solution
One horse power is equal to 746 W.
APPEARS IN
RELATED QUESTIONS
If the power of a motor is 100 kW, at what speed can it raise a load of 50,000 N?
What are the S.I. and C.G.S units of work? How are they related? Establish the relationship.
State two factors on which power spent by a source depends. Explain your answer with examples.
An ox can apply a maximum force of 1000 N. It is taking part in a cart race and is able to pull the cart at a constant speed of 30 ms-1 while making its best effort. Calculate the power developed by the ox.
Name the quality which is measured in Wh.
A body is provided at a point. A force of 20 N is applied at a distance of 40 cm from the pivot. Find the moment of force about the pivot.
Work done by a force is equal to the product of ....... and ....
Give the units of couple.
Relate 1 KWh (kilowatt hour) with joule.
A force of 1 kgf displaces a body by a distance of 10 cm
(i) in direction of force,
(ii) normal to the force
(iii) at an angle of 60° to the direction of the force.
Calculate the amount of work done in each case. (Take: g = 9.8 ms−2 )
