Two blocks are connected by a string that passes over a massless, frictionless pulley, as shown in the figure. Block A, with a mass ma = 4.00 kg, rests on a ramp measuring 3.0 m vertically and 4.0 mhorizontally. Block B hangs vertically below the pulley. Note that you can solve this exercise entirely using forces and the constant-acceleration equations, but see if you can apply energy ideasinstead. Use g = 10 m/s?. When the system is released from rest, block A accelerates up the slope and block B accelerates straight down. When block B has fallen through a height h = 2.0 m, itsspeed is v = 5.00 m/s.3.0 m4.0 m(a) Assuming that no friction is acting on block A, what is the mass of block B?kg(b) If, instead, there is friction acting on block A, with a coefficient of kinetic friction of 5/8, what is the mass of block B?kg

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Two blocks are connected by a string that passes over a massless, frictionless pulley, as shown in the figure. Block A, with a mass ma = 4.00 kg, rests on a ramp measuring 3.0 m vertically and 4.0 horizontally. Block B hangs vertically below the pulley. Note that you can solve this exercise entirely using forces and the constant-acceleration equations, but see if you can apply energy ideas instead. Use g = 10 m/s2. when the system is released from rest, block A accelerates up the slope and block B accelerates straight down. When block B has fallen through a height h = 2.0 m, its speed is v = 5.00 m/s. 3.0 m 4.0 m (a) Assuming that no friction is acting on block A, what is the mass of block B? kg (b) If, instead, there is friction acting on block A, with a coefficient of kinetic friction of 5/8, what is the mass of block B?

Two blocks are connected by a string that passes over a massless, frictionless pulley, as shown in the figure. Block A, with a mass ma = 4.00 kg, rests on a ramp measuring 3.0 m vertically and 4.0 horizontally. Block B hangs vertically below the pulley. Note that you can solve this exercise entirely using forces and the constant-acceleration equations, but see if you can apply energy ideas instead. Use g = 10 m/s2. when the system is released from rest, block A accelerates up the slope and block B accelerates straight down. When block B has fallen through a height h = 2.0 m, its speed is v = 5.00 m/s. 3.0 m 4.0 m (a) Assuming that no friction is acting on block A, what is the mass of block B? kg (b) If, instead, there is friction acting on block A, with a coefficient of kinetic friction of 5/8, what is the mass of block B?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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