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QWhich of the following is an example of an external force?

ID: #8453 Laws of motion 131 views
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#8453Q ID
ModerateDifficulty
Laws of motionTopic
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  • A Gravity ✔ ✖
  • B Inertia ✔ ✖
  • C Friction ✔ ✖
  • D A push or pull ✔ ✖
Correct Answer: Option D

Explanation

An external force is a force that comes from outside the object or system in question. Gravity and inertia are internal forces, while friction is a force that opposes motion but is still internal to the system. Only a push or pull from an external source can be considered an external force.)

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