Table of Contents
What is the relationship between force and displacement in the work equation?
Force in the Direction of Displacement. The work done by a constant force is proportional to the force applied times the displacement of the object.
How do you calculate W fxd?
The work W that a force F does on an object is the product of the magnitude F of the force, times the magnitude d of the displacement, times the cosine of the angle θ between them. In symbols, W = Fd cos θ.
When force and displacement are in the same direction the work done by the force is?
Work can be either positive or negative: if the force has a component in the same direction as the displacement of the object, the force is doing positive work. If the force has a component in the direction opposite to the displacement, the force does negative work.
What is the relationship between displacement and force?
Displacement is the distance and direction an object is moved. Force and work are directly proportional to each other, while force and displacement are indirectly propotional.
What is W in W FD?
To express this concept mathematically, the work W is equal to the force f times the distance d, or W = fd. If the force is being exerted at an angle θ to the displacement, the work done is W = fd cos θ.
When the force and displacement are in opposite directions the work done by the force is zero?
The work done by a force is zero if the displacement is either zero or perpendicular to the force. The work done is positive if the force and displacement have the same direction, and the work done is negative if they have opposite direction.
How does force and displacement affect work in physics?
In summary, work is done when a force acts upon an object to cause a displacement. Three quantities must be known in order to calculate the amount of work. Those three quantities are force, displacement and the angle between the force and the displacement.
What is the relationship between work and energy quizlet?
Work-Energy Theorem: The work done on an object is equal to it’s change in kinetic energy.