Practice - PHOTOELECTRIC EFFECT AND WAVE THEORY OF LIGHT
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is the photoelectric effect?
💡 Hint: Think about how light interacts with metal surfaces.
Define work function.
💡 Hint: It's an energy barrier the electrons must overcome.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the term for the minimum energy needed to remove an electron from a metal?
💡 Hint: Consider which term refers to energy barriers in metals.
True or False: The maximum kinetic energy of emitted electrons depends on the intensity of the incoming light.
💡 Hint: Think about how intensity affects the number of photons but not their energy.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A metal has a work function of 3.0 eV. If illuminated with light of frequency 8.0 x 10^14 Hz, calculate the maximum kinetic energy of the emitted electrons.
💡 Hint: Use the provided frequency to derive photon energy first.
If a photon has a momentum of 4.1 x 10^-27 kg·m/s, what frequency of light does it correspond to?
💡 Hint: Consider the relationships between momentum, wavelength, and frequency.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.