Home › CBSE Class 11 › Physics › Potential and Kinetic Energy › The spring force is an example of a force that is:
The spring force is an example of a force that is:
AImpulsive
BFrictional
CVariable
DConstant
Answer & Solution
Correct answer: C. Variable
1. The pull of a spring depends on how far it is stretched.
2. It is not the same at every displacement.
3. So the spring force is a variable force.
_Source: NCERT Class 11 Physics Part I, Chapter 6, Work, Energy and Power._
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