Advertisements
Advertisements
प्रश्न
Define 1 J of work.
एक पंक्ति में उत्तर
Advertisements
उत्तर
1 J is the amount of work done by a force of 1 N on an object that displaces it through a distance of 1 m in the direction of the applied force.
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Is work a scalar or a vector quantity?
What are the quantities on which the work done depends?
Why is the work done on an object moving along a circular path zero?
It takes 20 s for A to climb up the stairs, while B does the same in 15 s. compare the (i) work done, and (ii) power developed by A and B.
How is energy stored in a clock?
(a) Define power and name its unit.
(b) A girl weighting 50 kg climbs up 60 steps each of 20 cm height in 5 minutes. Calculate the power developed.
Give an example
Chemical energy changes to heat energy.
Give an example
Light energy changes to electrical energy.
Name two places in India where electricity is generated from nuclear power plants.
State whether work is done or not, by writing yes or no, in the following case:
A man pushes a wall.
