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The support force perpendicular to a surface of contact is called the:
ARestoring force
BThrust force
CNormal force
DTension force
Answer & Solution
Correct answer: C. Normal force
1. A table sags slightly and pushes back.
2. The perpendicular support is the normal force.
3. Its symbol N is not the unit newton.
_Source: OpenStax College Physics for AP Courses 2e, Chapter 4, Dynamics: Force and Newton's Laws of Motion (CC BY 4.0)._
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