Advertisements
Advertisements
Question
Work done by a boy depends on the time in which he does work.
Options
True
False
Advertisements
Solution
False.
APPEARS IN
RELATED QUESTIONS
A force of 7 N acts on an object. The displacement is, say 8 m, in the direction of the force (see the given figure). Let us take it that the force acts on the object through the displacement. What is the work done in this case?
The energy of a body is its capacity to do .........
State the SI unit of work.
Fill in the blank with suitable word :
The work done on a body moving in a circular path is __________
If the work done by a force in moving an object through a distance of 20 cm is 24.2 J, what is the magnitude of the force?
P, Q and R are three forces which act as shown in fig.
The point O lies in the same plane. Given, P = Q = R = 10N
(i) Which force has the least moment about O? Give a reason.
(ii)Which force has the greatest moment about O? Give a reason.
In the following case write yes, if the work is being done and no if no work is being done.
A boy climbing up a staircase.
State larger units of power.
What are the advantages and disadvantages of using solar cells for producing electricity?
A bucketful of water is to be drawn from a well ______ will be done when a ______ is applied to do this because there will be a ______ of water.
(displacement, work, force)
