Advertisements
Advertisements
Question
________ is said to be done when a force is acting on it.
Options
Ramp
Simple machines
Work
Energy
Pulley
Advertisements
Solution
Work is said to be done when a force is acting on it.
APPEARS IN
RELATED QUESTIONS
Define 1 J of work.
A pair of bullocks exerts a force of 140 N on a plough. The field being ploughed is 15 m long. How much work is done in ploughing the length of the field?
Work done by a boy depends on the time in which he does work.
Choose one or more correct alternatives.
For work to be performed, energy must be ______.
- transferred from one place to another
- concentrated
- transformed from one type to another
- destroyed
Name the physical quantity whose SI unit is Nm.
What do you understand by 'potential energy' and 'Kinetic energy'? Give three examples of each to illustrate your answer.
Fill in the boxe to show the corresponding energy transformation.
Fill in the boxe to show the corresponding energy transformation.
State the amount of work done by an object when it moves in a circular path for one complete rotation. Give a reason to justify your answer.
