Supposed you use an ideal pulley of the type shown in pic to support a car engine o mass 125 kg. What's the tension in the rope? What force must the ceiling supply assuming you pull straight down on the rope? Neglect the pulley system mass

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Q: Suppose you use an ideal pulley of the type shown in the figure below and find it necessary to exert…

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Q: Work and Torque have the same physical dimensions True False

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Q: How long will it take a 3750-WW motor to lift a 385-kgkg piano to a sixth-story window 20.0 mm…

A: Step 1 Power delivered by motor, P = 3750 watt mass of the piano (m) = 385Kg the height of 6th…

Q: b) a=0.195 m/s', T=49.98 N No friction e- 32

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Q: Suppose you use an ideal pulley of the type shown in (see attached image) to support a car engine of…

A: a)The relation between tension and weight of load is,

Q: Figure 4 100 g 7. Place a clamp with a hanging mass of 300 g at the 30.0 cm mark of the half-meter…

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Q: The potential energy of a system is described the the expression, U = axª – Bx² + y At what values…

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Q: A bicycle is a compound machine using levers and gears. (a) True (b) False

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Q: 0.50 kg - V% = 1.5 m/s r=0.95 m 2.0 m 1.9 m A toy roller coaster is shown above. Ignore friction…

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”