Coefficient of friction 6. A 30 kg block rests on a rough horizontal surfaceA force of 200 N is applied on the block. The blockacquires a speed of 4 m/s starting from rest in 2sWhat is the value of coefficient of friction ?(a) 3/10(c) 0-47(E) 10/3(d) 0-185

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6. A 30 kg block rests on a rough horizontal surface A force of 200 N is applied on the block. The blocł acquires a speed of 4 m/s starting from rest in 2s What is the value of coefficient of friction ? (a) 3/10 (c) 0-47 (Ł)' 10/3 (d) 0-185

6. A 30 kg block rests on a rough horizontal surface A force of 200 N is applied on the block. The blocł acquires a speed of 4 m/s starting from rest in 2s What is the value of coefficient of friction ? (a) 3/10 (c) 0-47 (Ł)' 10/3 (d) 0-185

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter7: Energy Of A System

Section: Chapter Questions

Problem 7.4OQ: A cart is set rolling across a level table, at the same speed on every trial. If it runs into a...

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Concept explainers

Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.

Question

Coefficient of friction

6. A 30 kg block rests on a rough horizontal surface
A force of 200 N is applied on the block. The block
acquires a speed of 4 m/s starting from rest in 2s
What is the value of coefficient of friction ?
(a) 3/10
(c) 0-47
(E) 10/3
(d) 0-185

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