Force and Motion on an Incline
A 0.5 kg block slides down a frictionless plane inclined 30° to the horizontal. A horizontal force of 2.0 N is applied to the block, perpendicular to its direction of motion. Which of the following components of the block’s velocity remains constant?
A
The horizontal component
B
The component parallel to the incline
C
The vertical component
D
No component remains constant
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