Calculating Tension and Total Force in Equilibrium Torque System

In summary, the conversation discusses finding the tension in a wire and the total force supplied by a hinge holding a uniform beam in place. The solution involves calculating torque using the mass and length of the beam, as well as the angle and tension of the wire. The final solutions for the tension in the wire are 135426.28 N and 26926.87 N.
  • #1
joemama69
399
0

Homework Statement



Note Picture...

A uniform beam, 5.00 m long with a mass of 2.00 x 103 kg, is held against a wall in the position shown by a hinge and a horizontal steel wire attached to its end.



a) Find the tension in the wire.
b) Find the magnitude of the total force supplied by the hinge.




The Attempt at a Solution



the only forces for the torque is the mass of the beam perpendicular to the beam as well as the tension of the cable

beam torque = mgdcosQ = 2000(9.8)(2.5)(cos20)
tension torque = TxsinQ this is where I am a littel confused because the tension is in the x direction but the torque should be perpindicular to the beam so its confusing me.

2000(9.8)(2.5)(cos20) = TxsinQ...Tx = 135426.28

is this correct
T
 

Attachments

  • 2.pdf
    13.3 KB · Views: 192
Physics news on Phys.org
  • #2
Torque due to the tension is T*sinθ*L where L is the length of the beam.
 
  • #3
oh right right...

2000(9.8)(2.5)(cos20) = Tx(5)sin20...Tx = 26926.87 N

is this correct
 

What is equilibrium tension torque?

Equilibrium tension torque is a measurement of the balancing forces acting on an object, which is in a state of rotational equilibrium. It is a combination of tension and torque, which are two important concepts in physics.

How is equilibrium tension torque calculated?

Equilibrium tension torque is calculated by multiplying the magnitude of the tension force by the distance from the pivot point to the point where the force is applied. This calculation is done for all the forces acting on the object, and the total torque must be equal to zero for the object to be in rotational equilibrium.

What is the relationship between tension and torque in equilibrium?

In equilibrium, the tension force and the torque acting on an object must be in opposite directions. This means that if the tension force is pulling the object clockwise, the torque must be counterclockwise, and vice versa. This relationship is crucial in maintaining the object's balance.

What factors affect equilibrium tension torque?

The main factors that affect equilibrium tension torque are the magnitude of the tension force, the distance from the pivot point, and the direction of the force relative to the pivot point. Other factors such as the object's mass, shape, and surface friction may also play a role.

What are some real-life applications of equilibrium tension torque?

Equilibrium tension torque is important in various fields, such as engineering, physics, and mechanics. It is used to analyze the stability of structures, determine the strength of materials, and design machines that require balanced forces. For example, a seesaw relies on equilibrium tension torque to ensure that both sides are in balance and can support the weight of the users.

Similar threads

  • Introductory Physics Homework Help
Replies
7
Views
455
  • Introductory Physics Homework Help
Replies
6
Views
2K
Replies
6
Views
784
  • Introductory Physics Homework Help
Replies
2
Views
869
  • Introductory Physics Homework Help
Replies
6
Views
1K
  • Introductory Physics Homework Help
Replies
10
Views
4K
  • Introductory Physics Homework Help
Replies
3
Views
1K
  • Introductory Physics Homework Help
Replies
12
Views
3K
  • Introductory Physics Homework Help
Replies
19
Views
802
  • Introductory Physics Homework Help
Replies
18
Views
2K
Back
Top