Calculating Force & CG of False Mud Gate Made of Steel

  • Thread starter Thread starter bcd201115
  • Start date Start date
  • Tags Tags
    Force Gate Steel
Click For Summary
SUMMARY

The discussion focuses on calculating the force required to lift a false mud gate made of steel, measuring 6'6" wide, 21'1" tall, and 1/2" thick. The gate's volume is determined to be 0.5 cubic feet, leading to a weight of approximately 245 lbs, based on steel's density of 490 lbs/cu ft. The lifting force must equal the gate's weight for it to be lifted slowly. The center of gravity for a uniform rectangular gate is located at its geometric center, which is at the midpoint of its dimensions.

PREREQUISITES
  • Understanding of basic physics principles, specifically force and weight calculations.
  • Knowledge of volume calculation for three-dimensional shapes.
  • Familiarity with the concept of center of gravity in uniform objects.
  • Basic understanding of steel properties, including density.
NEXT STEPS
  • Calculate the volume of irregular shapes using integration techniques.
  • Explore the principles of static equilibrium in physics.
  • Learn about different materials' densities and their applications in engineering.
  • Study the methods for determining the center of gravity in complex structures.
USEFUL FOR

Engineering students, mechanical engineers, and anyone involved in structural design or physics, particularly those focusing on material properties and force calculations.

bcd201115
Messages
20
Reaction score
0

Homework Statement


A false mud gate made of common steel for a damn is 6'6" wide, 21'1" tall, and 1/2" thick. Assume a constant density throughout. What is the required force to lift this gate if it were laying flat on the ground and a hoist was attached to the center of gravity? also where is its center of gravity?


Homework Equations


Can anyone help me get started on this at least? It would be great if you could, thanks.


The Attempt at a Solution

 
Physics news on Phys.org
Calculate the volume of the steel gate in cubic feet. Steel weighs about 490 lbs/cu ft. The lifting force of the hoist must be equal to the gate's weight in order to lift it slowly off the ground.
 
Okay i have the force now, how would i find the center of gravity?
 

Similar threads

  • · Replies 1 ·
Replies
1
Views
5K
  • · Replies 5 ·
Replies
5
Views
3K
  • · Replies 14 ·
Replies
14
Views
8K
Replies
4
Views
3K
  • · Replies 15 ·
Replies
15
Views
14K
  • · Replies 1 ·
Replies
1
Views
4K
Replies
1
Views
2K
  • · Replies 22 ·
Replies
22
Views
15K
  • · Replies 17 ·
Replies
17
Views
5K
  • · Replies 7 ·
Replies
7
Views
3K