A Light Detector Based on the Photoelectric Effect Is Made

question 84

Short Answer

A light detector based on the photoelectric effect is made with cesium metal. Cesium metal has a work function of 3.40 *10^-19 J. What is the longest wavelength of light that one could expect to detect with this device?

Recognize the impact and role of communication technology, including bots and social media, in business communication.

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Definitions:

Correlation

A statistical measurement of the relationship between two variables, indicating how one may predict the other.

Coefficient of Determination

Denoted as R-squared, it measures the proportion of the variance in the dependent variable that is predictable from the independent variable(s) in a regression model.

Regression Line

A line that best fits the data points in a scatter plot, showing the relationship between two variables.

Variation

The extent to which data points in a statistical distribution or data set diverge from the average or mean.