B. E/2(Correct)
C. 2E
D. 4E
A simple pendulum of length / has an energy E, when its amplitude is A. If the length of pendulum is doubled, the energy will be___________________?
B. E/2(Correct)
C. 2E
D. 4E
B. E/2(Correct)
C. 2E
D. 4E
B. E/2(Correct)
C. 2E
D. 4E