Physics
Grade-6
Easy
Question
If a body of mass 2 kg is at height 3 m, then find gravitational potential energy with respect to earth (g =10 m/s2).
- 40
- 50
- 60
- 30
Hint:
Potential Energy =m×g×h
The correct answer is: 60
- Potential energy =mass ×g×height
- So P.E= 2kg ×10m/s2 ×3m
- P.E=60 kgm2/s2
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