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a rock is on an inclined surface.it is originally at rest but starts to slide down the incline the magnitude of the force on the surface due to rock is A,and the magnitude of the force on the rock due to the surface is B.compare these forces

a rock is on an inclined surface.it is originally at rest but starts to slide down the incline the magnitude of the force on the surface due to rock is A,and the magnitude of the force on the rock due to the surface is B.compare these forces

Grade:10

2 Answers

Saurabh Kumar
askIITians Faculty 2411 Points
6 years ago
The force due to rock on surface is its weight that is equal to the normal reaction by the surface to the rock.
If we consider the plane of inclination as horizontal axis, after drawing FBD, we can calculate the force equality..
Abhishek Kumar
askIITians Faculty 253 Points
6 years ago
Force due to the rock on the surface are,
Weight
Normal reaction (Action-reaction pair)
Friction force (Action-reaction pair)
Force on the rock due to the surface are,
Normal reaction (Action-reaction pair)
Friction force (Action-reaction pair)

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