Why is the Bridge Crane Force 2820 N?

In summary, the Bridge Crane Force of 2820 N is determined by factors such as the weight of the load being lifted, the mechanical advantage of the crane's design, and the gravitational force acting on the load. The force calculation ensures that the crane operates safely and efficiently, taking into account the structural integrity and performance capabilities of the equipment.
  • #1
TheePhysicsStudent
21
17
Homework Statement
I was doing statics question from an online textbook, which were all going well till I came to this question where I am unsure what to do
Relevant Equations
M = Fd
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The Q
1707742040977.png
My "working"
The answer is simply 2820 N
 
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  • #2
Your diagram is incorrect. We are looking at forces on the beam. These are its own weight and the weight from the load, both of which are downwards. The reaction forces from the pillars at each end are however upwards.
 
  • #3
Ahhh I am grateful as I see the easily avoidable error I made by simply not using my brain properly and reading the question, thank you!
pasmith said:
Your diagram is incorrect. We are looking at forces on the beam. These are its own weight and the weight from the load, both of which are downwards. The reaction forces from the pillars at each end are however upwards.
 
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FAQ: Why is the Bridge Crane Force 2820 N?

Why is the Bridge Crane Force 2820 N?

The Bridge Crane Force is 2820 N because it is the calculated force required to lift a specific load under given conditions. This force is determined based on the mass of the load and the acceleration due to gravity, along with any additional forces or factors such as friction or system efficiency.

How is the 2820 N force calculated for the Bridge Crane?

The 2820 N force is calculated using the formula F = m * g, where F is the force, m is the mass of the load, and g is the acceleration due to gravity (approximately 9.81 m/s²). Additional factors like friction and mechanical efficiency are also considered in the final calculation.

What factors influence the Bridge Crane Force being 2820 N?

The factors that influence the Bridge Crane Force include the mass of the load being lifted, the gravitational pull, the efficiency of the crane system, and any frictional forces present. These factors combined determine the necessary force to achieve the desired lifting operation.

Can the Bridge Crane Force of 2820 N change under different conditions?

Yes, the Bridge Crane Force of 2820 N can change if any of the influencing factors such as the load mass, gravitational force, or system efficiency change. For instance, lifting a heavier load or operating in a different gravitational environment would require recalculating the force.

Is 2820 N a common force for bridge cranes?

While 2820 N may not be a universally common force for all bridge cranes, it can be typical for certain applications depending on the load and operational requirements. Bridge cranes are designed to handle a wide range of forces, and 2820 N is just one specific example based on particular conditions and load specifications.

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