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Results tagged with newtonian-mechanics
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user 340306
Newtonian mechanics discusses the movement of classical bodies under the influence of forces by applying Newton’s three laws. For more general concepts, use [classical-mechanics]. For Newton’s description of gravity, use [newtonian-gravity].
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Resolving Vectors [duplicate]
When resolving vectors into their horizontal and vertical components, why must the individual vectors form a closed triangle? I don't understand why vectors must form a closed triangle when one vector …
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Determining the direction of the force? [closed]
Consider the above. Why must the force be defined to act upwards rather than acting downwards?
Consider defining the upwards direction as negative and the downwards direction as positive. We then hav …
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Work done against friction problem?
A cart of weight 400N is pushed up a slope by the resultant force of 50N. The cart moves a distance of 10m. By going up the slope, the change in height of the is 1m. What is the work done against fric …