Intensity of Light in Photo Electric Effect Solution

STEP 0: Pre-Calculation Summary
Formula Used
Intensity of light = Number of Photons/(Area*Time for Photoelectric Effect)
I = np/(A*Tphotoelectric)
This formula uses 4 Variables
Variables Used
Intensity of light - (Measured in Candela) - Intensity of light is a measure of the wavelength-weighted power emitted by a light source in a particular direction per unit solid angle.
Number of Photons - The Number of Photons is the total massless photons that move with the speed of light in vacuum.
Area - (Measured in Square Meter) - The area is the amount of two-dimensional space taken up by an object.
Time for Photoelectric Effect - (Measured in Second) - Time for Photoelectric Effect is the continued sequence of existence and events that occurs in an apparently irreversible succession from the past, through the present, into the future.
STEP 1: Convert Input(s) to Base Unit
Number of Photons: 90 --> No Conversion Required
Area: 50 Square Meter --> 50 Square Meter No Conversion Required
Time for Photoelectric Effect: 5 Year --> 157784760 Second (Check conversion ​here)
STEP 2: Evaluate Formula
Substituting Input Values in Formula
I = np/(A*Tphotoelectric) --> 90/(50*157784760)
Evaluating ... ...
I = 1.14079458624521E-08
STEP 3: Convert Result to Output's Unit
1.14079458624521E-08 Candela --> No Conversion Required
FINAL ANSWER
1.14079458624521E-08 1.1E-8 Candela <-- Intensity of light
(Calculation completed in 00.004 seconds)

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Created by Akshada Kulkarni
National Institute of Information Technology (NIIT), Neemrana
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Indian Institute of Technology (IIT), Kanpur
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Photo Electric Effect Calculators

Intensity of Light in Photo Electric Effect
​ LaTeX ​ Go Intensity of light = Number of Photons/(Area*Time for Photoelectric Effect)
Kinetic Energy of Photoelectrons
​ LaTeX ​ Go Kinetic Energy of Photon = [hP]*(Frequency of Photon-Threshold Frequency)
Energy of Photon in Photo Electric Effect
​ LaTeX ​ Go Energy of Photon EEF = Threshold Energy+Kinetic Energy
Threshold Energy given Energy of Photon
​ LaTeX ​ Go Threshold Energy = Energy of Photon-Kinetic Energy

Intensity of Light in Photo Electric Effect Formula

​LaTeX ​Go
Intensity of light = Number of Photons/(Area*Time for Photoelectric Effect)
I = np/(A*Tphotoelectric)

What is Intensity of light in photo-electric effect?

In the photoelectric effect, light incident on the surface of metal causes electrons to be ejected. The number of emitted electrons and their kinetic energy can be measured as a function of the intensity and frequency of the light. The number of photoelectrons emitted is proportional to the intensity of incident light.

How to Calculate Intensity of Light in Photo Electric Effect?

Intensity of Light in Photo Electric Effect calculator uses Intensity of light = Number of Photons/(Area*Time for Photoelectric Effect) to calculate the Intensity of light, The Intensity of light in photo electric effect is the number of photons falling on a unit area in unit time. Intensity of light is denoted by I symbol.

How to calculate Intensity of Light in Photo Electric Effect using this online calculator? To use this online calculator for Intensity of Light in Photo Electric Effect, enter Number of Photons (np), Area (A) & Time for Photoelectric Effect (Tphotoelectric) and hit the calculate button. Here is how the Intensity of Light in Photo Electric Effect calculation can be explained with given input values -> 1.1E-8 = 90/(50*157784760).

FAQ

What is Intensity of Light in Photo Electric Effect?
The Intensity of light in photo electric effect is the number of photons falling on a unit area in unit time and is represented as I = np/(A*Tphotoelectric) or Intensity of light = Number of Photons/(Area*Time for Photoelectric Effect). The Number of Photons is the total massless photons that move with the speed of light in vacuum, The area is the amount of two-dimensional space taken up by an object & Time for Photoelectric Effect is the continued sequence of existence and events that occurs in an apparently irreversible succession from the past, through the present, into the future.
How to calculate Intensity of Light in Photo Electric Effect?
The Intensity of light in photo electric effect is the number of photons falling on a unit area in unit time is calculated using Intensity of light = Number of Photons/(Area*Time for Photoelectric Effect). To calculate Intensity of Light in Photo Electric Effect, you need Number of Photons (np), Area (A) & Time for Photoelectric Effect (Tphotoelectric). With our tool, you need to enter the respective value for Number of Photons, Area & Time for Photoelectric Effect and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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