톱니바퀴 Gear


Let’s combine various gears by dragging the screen. How can I combine to speed up? How can I combine to slow it down?

빗면에서의 힘 Force on Inclined Plane

Force on Inclined Plane

Gravity acts on all objects. Suppose an object is placed on an inclined plane. This object is subjected to a force that slips downward by gravity. If the slope is θ, then the magnitude of this force is the product…
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