A2L Item 279

Goal: Unspecified.

Source: Unspecified.

An applied force FA pushes a block of mass m up a rough incline having coefficient of kinetic friction μk. The friction force on the block is:

  1. mgcosθ
  2. mgsinθ
  3. μkmgsinθ
  4. μkmgcosθ
  5. μkmgtanθ
  6. μkmgsinθcosθ
  7. None of the above.
  8. Can’t be determined.

Commentary:

None provided.