Advertisements
Advertisements
Question
State the energy changes which take place when Water stored in the dam is used to turn turbine in dynamo.
Advertisements
Solution
P.E (water stored in the dam) → K.E (falling water) → Electrical energy (Generators of turbine form electrical energy).
APPEARS IN
RELATED QUESTIONS
The S.I. unit of work is
A girl is carrying a school bag of 3 kg mass on her back and moves 200 m on a levelled road. If the value of g be 10 m/s2, the work done by the girl against the gravitational force will be :
The work done on an object does not depend on ______.
What is meant by a translational motion? Give one example.
What is the SI unit of work?
State the energy changes which take place when A stone dropped from the top of a cliff reaches the ground after some time.
A body of mass 60 kg has the momentum 3000 kgm/s-1. Calculate: the speed of the body.
Why is less effort needed to lift a load over an inclined plane as compared to lifting the load directly?
What are the advantages and disadvantages of using solar cells for producing electricity?
The weights of two bodies are 2.0 N and 2.0 kgf respectively what is the mass of each body?
