NEET2003PhysicsWork, Power and EnergyActual
When a long spring is stretched by 2 ~cm , its potential energy is U . If the spring is stretched by 10 ~cm , the potential energy stored it will be:
Options
- AU 5
- B5 U
- C10 U
- D25 U
Correct answer
D. 25 U
Step-by-step solution
U= 1 2 K(2)^2U^ = 1 2 K(10)^2 From above equations U=25 ~U