In a situation the contact force by a rough horizontal surface on a body placed on it has…
Physics · JEE Main · NTA Exams — Laws of Motion
In a situation the contact force by a rough horizontal surface on a body placed on it has constant magnitude. If the angle between this force and the vertical is decreased, the frictional force between the surface and the body will
- increase
- decrease
- remain the same
- may increase or decrease
Answer
(B) decrease
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