Engineering Board Exam Reviewer · Engineering Mechanics · easy

A net force acts on a 18 kg object, giving it an acceleration of 4 m/s2. What is the magnitude of the net force?

  1. 72
  2. 4.5
  3. 22
  4. 36

Answer

A. 72

Solution

Using Newton's second law: F = ma = 18 × 4 = 72 N.

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