8. Block B weighs 710 N. The coefficient of static friction between the block and horizontal surface is 0.25. Calculate the maximum weight of block A for which the system will be in equilibrium. I mut: 127.5
8. Block B weighs 710 N. The coefficient of static friction between the block and horizontal surface is 0.25. Calculate the maximum weight of block A for which the system will be in equilibrium. I mut: 127.5
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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#8
![7. A block of mass m sits on the ground. A student pulls up on the block with a tension T, but the
block remains in contact with the ground. What is the normal force on the block?
1775- (mg) = 0
$8
Fg = mg.
8. Block B weighs 710 N. The coefficient of static friction between
the block and horizontal surface is 0.25. Calculate the maximum.
weight of block A for which the system will be in equilibrium.
Smax(25) (710)=177.5N
T₁ must = 177.5
mg21775 N
m
T₁=177.5N
9. Picture given below shows the motion of two boxes under
the effect of applied force. Friction constant between the
surfaces is k-0.4. Find the acceleration of the boxes and
tension on the rope.
T+F-10m=0
= 710N
m₂=1kg
F₁ = mg.-T
N
£<>T
VF₁ = 710N
B
10. When system is in motion, find the acceleration and the tension on the rope.
می تر
₂-177.50
T₁
mi-3kg
F=20N
T=?
A
37°
12258
T₁-172 177
45°
F=30NT](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F04750898-40b6-4507-9bb8-e18bccce9e61%2F0e098bc0-6ea1-4e55-ac59-f4684ce0a0b4%2Fo964n0m_processed.jpeg&w=3840&q=75)
Transcribed Image Text:7. A block of mass m sits on the ground. A student pulls up on the block with a tension T, but the
block remains in contact with the ground. What is the normal force on the block?
1775- (mg) = 0
$8
Fg = mg.
8. Block B weighs 710 N. The coefficient of static friction between
the block and horizontal surface is 0.25. Calculate the maximum.
weight of block A for which the system will be in equilibrium.
Smax(25) (710)=177.5N
T₁ must = 177.5
mg21775 N
m
T₁=177.5N
9. Picture given below shows the motion of two boxes under
the effect of applied force. Friction constant between the
surfaces is k-0.4. Find the acceleration of the boxes and
tension on the rope.
T+F-10m=0
= 710N
m₂=1kg
F₁ = mg.-T
N
£<>T
VF₁ = 710N
B
10. When system is in motion, find the acceleration and the tension on the rope.
می تر
₂-177.50
T₁
mi-3kg
F=20N
T=?
A
37°
12258
T₁-172 177
45°
F=30NT
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