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Kinetic Energy is defined as the work needed to accelerate a body of a given mass from rest to its stated velocity. Having gained this energy during its acceleration, the body maintains this kinetic energy unless its speed changes. Check FAQs
KE=Ephoton-W
KE - Kinetic Energy?Ephoton - Energy of Photon?W - Threshold Energy?

Kinetic Energy of Photoelectrons given Threshold Energy Example

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Here is how the Kinetic Energy of Photoelectrons given Threshold Energy equation looks like with Values.

Here is how the Kinetic Energy of Photoelectrons given Threshold Energy equation looks like with Units.

Here is how the Kinetic Energy of Photoelectrons given Threshold Energy equation looks like.

5100Edit=6000Edit-900Edit
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HomeIcon Home » Category Chemistry » Category Atomic structure » Category Photo Electric Effect » fx Kinetic Energy of Photoelectrons given Threshold Energy

Kinetic Energy of Photoelectrons given Threshold Energy Solution

Follow our step by step solution on how to calculate Kinetic Energy of Photoelectrons given Threshold Energy?

FIRST Step Consider the formula
KE=Ephoton-W
Next Step Substitute values of Variables
∴ KE=6000J-900J
Next Step Prepare to Evaluate
∴ KE=6000-900
LAST Step Evaluate
∴KE=5100J

Kinetic Energy of Photoelectrons given Threshold Energy Formula Elements

Variables
Kinetic Energy
Kinetic Energy is defined as the work needed to accelerate a body of a given mass from rest to its stated velocity. Having gained this energy during its acceleration, the body maintains this kinetic energy unless its speed changes.
Symbol: KE
Measurement: EnergyUnit: J
Note: Value can be positive or negative.
Formulas to find Kinetic EnergyOpen Variable
Energy of Photon
Energy of Photon is the energy carried by a single photon. It is denoted by E.
Symbol: Ephoton
Measurement: EnergyUnit: J
Note: Value can be positive or negative.
Formulas to find Energy of PhotonOpen Variable
Threshold Energy
Threshold Energy or work function of a particle is the minimum kinetic energy a pair of traveling particles must have when they collide.
Symbol: W
Measurement: EnergyUnit: J
Note: Value can be positive or negative.
Formulas to find Threshold EnergyOpen Variable

Other Formulas to find Kinetic Energy

​Go Kinetic Energy given Threshold Wavelength
KE=[hP]⋅[c]⋅λo-λλ⋅λo

Other formulas in Photo Electric Effect category

​Go Intensity of Light in Photo Electric Effect
I=npA⋅Tphotoelectric
​Go Kinetic Energy of Photoelectrons
KEphoton=[hP]⋅(νphoton-v0)
​Go Energy of Photon in Photo Electric Effect
Ephoton_EEF=W+KE
​Go Threshold Energy given Energy of Photon
W=Ephoton-KE

How to Evaluate Kinetic Energy of Photoelectrons given Threshold Energy?

Kinetic Energy of Photoelectrons given Threshold Energy evaluator uses Kinetic Energy = Energy of Photon-Threshold Energy to evaluate the Kinetic Energy, The Kinetic energy of photoelectrons given threshold energy is defined as kinetic energy consumed by a moving particle when it moves from one point to another. Kinetic Energy is denoted by KE symbol.

How to evaluate Kinetic Energy of Photoelectrons given Threshold Energy using this online evaluator? To use this online evaluator for Kinetic Energy of Photoelectrons given Threshold Energy, enter Energy of Photon (Ephoton) & Threshold Energy (W) and hit the calculate button.

FAQs on Kinetic Energy of Photoelectrons given Threshold Energy

What is the formula to find Kinetic Energy of Photoelectrons given Threshold Energy?
The formula of Kinetic Energy of Photoelectrons given Threshold Energy is expressed as Kinetic Energy = Energy of Photon-Threshold Energy. Here is an example- 5100 = 6000-900.
How to calculate Kinetic Energy of Photoelectrons given Threshold Energy?
With Energy of Photon (Ephoton) & Threshold Energy (W) we can find Kinetic Energy of Photoelectrons given Threshold Energy using the formula - Kinetic Energy = Energy of Photon-Threshold Energy.
What are the other ways to Calculate Kinetic Energy?
Here are the different ways to Calculate Kinetic Energy-
  • Kinetic Energy=[hP]*[c]*(Threshold Wavelength-Wavelength)/(Wavelength*Threshold Wavelength)OpenImg
Can the Kinetic Energy of Photoelectrons given Threshold Energy be negative?
Yes, the Kinetic Energy of Photoelectrons given Threshold Energy, measured in Energy can be negative.
Which unit is used to measure Kinetic Energy of Photoelectrons given Threshold Energy?
Kinetic Energy of Photoelectrons given Threshold Energy is usually measured using the Joule[J] for Energy. Kilojoule[J], Gigajoule[J], Megajoule[J] are the few other units in which Kinetic Energy of Photoelectrons given Threshold Energy can be measured.
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