3. A bar of length L and mass m hangs at rest from a pin at 4, when a horizontal force F is applied at point Pa distance r from A. What is the horizontal force at the pin 4ş if r= ½L? What if r= ¾L? Find the distance from A where a horizontal force on the pin is will be zero.

International Edition---engineering Mechanics: Statics, 4th Edition
4th Edition
ISBN:9781305501607
Author:Andrew Pytel And Jaan Kiusalaas
Publisher:Andrew Pytel And Jaan Kiusalaas
Chapter6: Beams And Cables
Section: Chapter Questions
Problem 6.77P: The cable AOB weighs 5.2 N/m. When the horizontal 30-N force is applied to the roller support at B,...
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3. A bar of length L and mass m hangs at rest from a pin at A, when a
horizontal force F is applied at point Pa distance r from A. What is the
horizontal force at the pin Aş if r= ½L ? What if r = ¾L? Find the distance
from A where a horizontal force on the pin is will be zero.
A
F
P
Transcribed Image Text:3. A bar of length L and mass m hangs at rest from a pin at A, when a horizontal force F is applied at point Pa distance r from A. What is the horizontal force at the pin Aş if r= ½L ? What if r = ¾L? Find the distance from A where a horizontal force on the pin is will be zero. A F P
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