Advertisements
Advertisements
Question
What do you mean by a kilo joule?
Advertisements
Solution
A kilojoule of work is said to done when a force of 1 newton displaces a body through 1000 metres in its own direction.
1 kJ = 103 joules
APPEARS IN
RELATED QUESTIONS
No work is done by a force if the body
Give reasons for the following. No work is done if a man is pushing against a wall.
Give reasons for the following A teacher moving around in the class is doing work but a child standing and reading a book is not doing any work.
Fill in the blank with suitable word :
The work done on a body moving in a circular path is __________
A girl weighing 400 N climbs a vertical ladder. If the value of g be 10 m s−2, the work by her after climbing 2 m will be :
A man lifts a mass of 10 kg from the floor to a shelf 4 meter high. If g = 10 ms-2, what is the work done?
A woman pulls a bucket of water of total mass 5 kg from a well which is 10 s. calculate the power used by her.
A is a push or a pull ______.
