3. A 283-N block is in contact with a plane inclined at 38° to the horizontal. A force P, parallel toand acting up to the plane, applied to the body. If the coefficient of static friction is 0.3, (a) Find the value of P to just cause motion to impend up the plane (b) Find P to just prevent motion down the plane (c) If P = 87 N, determine the magnitude and direction of the friction force(Final answers in N, 3 decimal places)
3. A 283-N block is in contact with a plane inclined at 38° to the horizontal. A force P, parallel toand acting up to the plane, applied to the body. If the coefficient of static friction is 0.3, (a) Find the value of P to just cause motion to impend up the plane (b) Find P to just prevent motion down the plane (c) If P = 87 N, determine the magnitude and direction of the friction force(Final answers in N, 3 decimal places)
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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Transcribed Image Text:3. A 283-N block is in contact with a plane inclined at 38° to the horizontal. A
force P, parallel toand acting up to the plane, applied to the body. If the
coefficient of static friction is 0.3,
(a) Find the value of P to just cause motion to impend up the plane
(b) Find P to just prevent motion down the plane
(c) If P = 87 N, determine the magnitude and direction of
the friction force (Final answers in N, 3 decimal places)
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