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A 350-g air track cart on a horizontal air track is attached to a string that goes over a frictionless pulley with a moment of inertia of 6.00 × 10-6 kg ∙ m2 and a radius of 1.35 cm.If the string is pulled vertically downward by a force of 2.50 N,(a)what is the magnitude of the acceleration of the cart,and (b)what is the force that the horizontal string between the pulley and the cart exerts on the cart?
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Thin, tapered pieces of cedar wood used as roofing material, known for their durability, natural resistance to rot and decay, and aesthetic appeal.
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The percentage of each sales dollar that remains after variable costs are subtracted, indicating how much revenue contributes towards covering fixed costs and generating profit.
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