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Physics CBSE Live product
Class 8 (2026-27)
Exploring Forces
Term I Revsion I - Exploring Forces
4.
Contact force
Question:
2
m.
Answer the following question.
Why are muscular force and frictional force called contact forces?
Both muscular force and frictional force require
only through air or empty space
without touching the object
through a distance between objects
direct physical contact
between objects to act.
If there is
no contact, these forces become stronger
no contact, these forces continue to act between objects
no contact, these forces do not exist
no contact, these forces act from a distance
.
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