Physicseasy · Past Paper
Which law states that energy can neither be created nor destroyed?
ANewton's first law
BLaw of conservation of energy
CPascal's law
DKepler's law
✓ Correct Answer: B — Law of conservation of energy
The law of conservation of energy states that energy can only be transformed from one form to another.
Share this question
More from Physics
- A body of mass 5 kg is falling from a height of 10 m. What is its kinetic energy at the midpoint of its fall?
- Which type of mirror is used as a rear-view mirror in vehicles?
- 1 calorie is approximately equal to:
- A car accelerates from rest at a constant rate 'α' for some time, after which it decelerates at a constant rate 'β' and comes to rest. If the total time elapsed is 'T', the maximum velocity acquired by the car is:
- An electric bulb of 60 W is used for 5 hours a day. The energy consumed in 30 days is: