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A block slides down a frictionless incline of 30°. What is its acceleration? (g = 9.81 m/s2)

  1. 8.496 m/s2
  2. 9.810 m/s2
  3. 4.905 m/s2
  4. 5.664 m/s2

Answer

C. 4.905 m/s2

Solution

a = g = 9.81 30° = 4.905 m/s2.

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