A wooden block starting from rest, slides 6 m down a 45° slope, then 3 m, along a level surface then up a 30° inclined until it comes to rest again. The coefficient of friction is 0.15 for all surfaces of contact. Find (a) distance S, (b) total distance travelled until it stops at D (c) velocity of block as it moves backward from D and horizontal distance of 2 m from C. *Hint: Do not worry about finding the weight of the block. Then, look closely at the figure, notice the forces that you need to solve first in order to solve the problem. W

A wooden block starting from rest, slides 6 m down a 45° slope, then 3 m, along a level surface then up a 30° inclined until it comes to rest again. The coefficient of friction is 0.15 for all surfaces of contact. Find (a) distance S, (b) total distance travelled until it stops at D (c) velocity of block as it moves backward from D and horizontal distance of 2 m from C. *Hint: Do not worry about finding the weight of the block. Then, look closely at the figure, notice the forces that you need to solve first in order to solve the problem. W

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Concept explainers

Forms of Energy

Energy is described as the capability to accomplish a task, like the ability to push a block by applying force on it. It is a quantitative property that is used to accomplish work on an object.

Question

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A wooden block starting from rest, slides 6 m down a 45° slope, then 3 m, along a level
surface then up a 30° inclined until it comes to rest again. The coefficient of friction is 0.15
for all surfaces of contact. Find (a) distance S, (b) total distance travelled until it stops at D
(c) velocity of block as it moves backward from D and horizontal distance of 2 m from C.
*Hint: Do not worry about finding the weight of the block. Then, look closely at the figure,
notice the forces that you need to solve first in order to solve the problem.
45
30 W
óm
Fi
45
B
130
F2
-3m-

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