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प्रश्न
Which component of the reaction force between two surfaces in contact is known as the frictional force?
पर्याय
Perpendicular (normal)
Parallel (tangential)
Diagonal
Vertical
MCQ
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उत्तर
Parallel (tangential)
Explanation:
Frictional force acts along the surface of contact (tangentially) and opposes the relative motion or tendency of motion between the surfaces. The normal reaction force acts perpendicular to the surface.
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