Downward with constant upward acceleration

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Question: Three springs each hang from a ceiling with a stationary block attached to the lower end. The blocks (with m1> m2 > m3) stretch the springs by equal distances. Each block-spring system is then set into vertical SHM. Rank the masses according to the period of oscillation, greatest first.

Question:  A pendulum suspended from the ceiling of an elevator cab has period T when the cab is stationary. Is the period larger smaller, or the same when the cab moves:

  1. Upward with constant speed
  2. Downward with constant speed
  3. Downward with constant upward acceleration
  4. Upward with constant upward acceleration
  5. Upward with constant downward acceleration a=g
  6. Downward with constant downward acceleration a=g

Reference no: EM1322108

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