A 500 g block is attached to 2 kg block via a string passing over two lightweight frictionless pulleys. The coefficient of kinetic friction between each block's surface and the ramps is 0.1. 1. Just after the blocks are released from rest and begin to move, what is the magnitude of acceleration in the system? 2. Suppose that the lightweight pulleys are replaced with new pulleys with appreciable mass; one being a 400 g thin ring with a 1 cm radius and the other being a 600g solid disk with a 2 cm radius. What is the new magnitude of acceleration in the system? 50g 20° 2kg 20°

A 500 g block is attached to 2 kg block via a string passing over two lightweight frictionless pulleys. The coefficient of kinetic friction between each block's surface and the ramps is 0.1. 1. Just after the blocks are released from rest and begin to move, what is the magnitude of acceleration in the system? 2. Suppose that the lightweight pulleys are replaced with new pulleys with appreciable mass; one being a 400 g thin ring with a 1 cm radius and the other being a 600g solid disk with a 2 cm radius. What is the new magnitude of acceleration in the system? 50g 20° 2kg 20°

International Edition---engineering Mechanics: Statics, 4th Edition

4th Edition

ISBN:9781305501607

Author:Andrew Pytel And Jaan Kiusalaas

Publisher:Andrew Pytel And Jaan Kiusalaas

Chapter7: Dry Friction

Section: Chapter Questions

Problem 7.48P: Find the smallest distance d for which the hook will remain at rest when acted on by the force P....

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