Choose the answer number from the list

1. When does the kinetic energy of a bob undergoing simple harmonic oscillation have maximum value.

2 When does the potential energy of a bob undergoing simple harmonic oscillation have maximum value?

3. When does the total energy of a bob undergoing simple harmonic oscillation have maximum value?

answer list

a. When the bob's displacement equals zero

b. When the bob's displacement equals one-quarter of the amplitude

c. When the bob's displacement equals one-half the amplitude.

d. When the bob's displacement equals the amplitude

e. When the bob's displacement has any value, because this particular energy is the same at all displacements.