When the pendulum bob shown here is at its highest point, its ...

[roselinechinyere27m]

When the pendulum bob shown here is at its highest point, its velocity is _________ and its acceleration is _________.
 a. a maximum/zero
  b. zero/a maximum
  c. zero/zero
  d. a maximum/a maximum

Question 2

How is the vibration changed if the spring constant is larger or the mass smaller?
 a. The period increases.
  b. The period decreases.
  c. The amplitude becomes smaller.
  d. The period does not change.
  e. The frequency does not change.

[juicepod]

Answer to Question 1

b

Answer to Question 2

b

[roselinechinyere27m]

Thank you!

[juicepod]

Always glad to help...