Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter7: Gravitation
Section: Chapter Questions
Problem 73A
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Topic Video
Question
What is the solution to get the answer for the highlighted (yellow) equation
![Given
The angle of enclined surface with Horizontal (0) = 25°
Applied force (P)
Static coff of friction (Mg) = 0.35
Kinetic coff of friction (UK) = 0.25
.
= 750N](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fed2921b0-3dd5-45c9-9597-ca1dc676483c%2F2add84d7-6b63-418f-8056-ba7c32fa5be6%2Ficb1xs_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Given
The angle of enclined surface with Horizontal (0) = 25°
Applied force (P)
Static coff of friction (Mg) = 0.35
Kinetic coff of friction (UK) = 0.25
.
= 750N
![S
FB-D
Now,
1200 N
Now
Balancing Horizontal force
Balancing force perpendicular to Inclined plane.
(Vertical Force)
N Co 25° + f sin 25° = 1260 N
(0.91) N + (0.42) F = 1260 N
By solving and
IN
750 N+FOD 25° = Nsin 25°
750 N + 0.91
= 0.42 N
F = -177-7 N
N = 1400-69 N
Static friction force.
:: F <F₂ }
-0
F₁ = μg N
-
= 0.35 x 1450.69 N
= 490.24 N
N = Normal force
F = friction force.
equilibrium.
and i't act downward.
disn. Lee act dirn opposite to assumed dish along
inclined plane)
so the Block is in
Itence Mag of friction force is 177.7 N](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fed2921b0-3dd5-45c9-9597-ca1dc676483c%2F2add84d7-6b63-418f-8056-ba7c32fa5be6%2F4f3zj6_processed.jpeg&w=3840&q=75)
Transcribed Image Text:S
FB-D
Now,
1200 N
Now
Balancing Horizontal force
Balancing force perpendicular to Inclined plane.
(Vertical Force)
N Co 25° + f sin 25° = 1260 N
(0.91) N + (0.42) F = 1260 N
By solving and
IN
750 N+FOD 25° = Nsin 25°
750 N + 0.91
= 0.42 N
F = -177-7 N
N = 1400-69 N
Static friction force.
:: F <F₂ }
-0
F₁ = μg N
-
= 0.35 x 1450.69 N
= 490.24 N
N = Normal force
F = friction force.
equilibrium.
and i't act downward.
disn. Lee act dirn opposite to assumed dish along
inclined plane)
so the Block is in
Itence Mag of friction force is 177.7 N
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