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4.2 friction — Physics STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 SciencePhysics4.2 friction1 Mark
MCQ
The limiting value of static friction between two contact surfaces is ........... 
  • A
    Proportional to normal force between the surface in contact
  • B
    Independent of apparent area of contact
  • C
    Depends on the microscopic area of contact
  • ✓
    All of these
✓

Answer

Correct option: D.
All of these
d
(d)

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