work done vs power

Work done is the same as energy transferred. Work is a scalar quantity.

Work Energy Theorem Calculate The Net Work Done On A Object

Power is also a scalar quantity.

. Andersen defines the terms energy work and power. Capacity for action or performance. Work is the energy required to move an object whereas power is meant as the energy spent to move the object.

Joule J is the SI unit of work whereas Watt W is the SI unit of power. You must have energy to accomplish work - it is like the currency for performing work. W F θ r T θ 2 where.

It exists in various forms like potential kinetic chemical thermal nuclear electrical energy and so. If the object does any work the value of the power cannot be zero. Work is measured in joules whereas power is measured in watts.

Work is determined by factors like force and displacement on contrary power is determined by work done and time. Work can also be measured in units like electron volt eV kWh MWh and GWh. The work done can be expressed as.

The SI unit of work is Joule J. Work done W F s. Work done is actually the change in energy while power can be defined as the change in energy per unit time or describing the power in terms of work you can say that it is work done per unit time.

The equation to calculate work is. Is the rate of doing work or the rate of using energy which are numerically the same. W work Joules θ angle.

Conservation of energy links GPE KE and work done. Power worktime Work force x distance Velocity distancetime Therefore power force x velocity Snatchs are power exercises lifting weights fast velocity is the speed in which you lift the weight. R radius m T torque or moment Nm Power transmitted.

In this general definition power can be calculated for mechanical systems thermodynamic systems electric system etc. Work done by the gravitational force remains same whether the drop falls under decreasing acceleration or with uniform speed. Main Differences Between Work and Power.

The faculty of doing or performing something. Work represents the amount of energy transferred when doing something. 335 10 -5 98 250 0082 J.

The SI unit of power is Watt W. As a man of great power. To do 100 joules of work you must expend 100 joules of energy.

But the fundamental definition of power is the latter namely energy per time. The work is denoted by the formula W FS. Power is the ratio between the work done and the time taken and can be expressed as.

Is the rate of doing work or the rate of using energy which are numerically the same. Work Energy and Power are fundamental concepts of Physics. Work Force Displacement.

Calculating the Amount of Work Done by Forces. Power represents how fast the energy was transferred. Definition and Mathematics of Work.

If you do 100 joules of work in one second using 100 joules of energy the power is 100 watts. The power of capillary attraction. W work done J Nm F force N s distance moved by force s For an angular motion.

So total work is done by the force is W F dcosθ 11010 05 550 J. Work is referred to as the displacement of an object when a force push or pull is applied to it while energy is referred to as the capacity to do the work. Meaning both formulas can be used to calculate power.

Ability to act regarded as latent or inherent. Work is the amount of force required to move an object by applying outside force while power is the degree at which work is done. Conversely power is indicated by formula P Wt.

Power is the rate of transfer of energy or the rate of doing work. An object can have a value for the power without doing any work. So the work done in second half of the journey is also 0082.

Joule J is the SI unit of work whereas Watt W is the SI unit of power. Lesson 2 - The Work-Energy Relationship. The equation to calculate power is.

Lesson 1 - Basic Terminology and Concepts. Both seem to be correct as another answer also points out. Power is a scalar quantity.

The equation to calculate power is. Capability of producing an effect whether physical or moral.

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