Practice Energy (2.2.3) - Introduction to the Physics of Light and Its Interaction with Materials
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Energy

Practice - Energy

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Practice Questions

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Question 1 Easy

What is the relationship between energy and frequency in light?

💡 Hint: Think about the equation involving Planck's constant.

Question 2 Easy

What is a photon?

💡 Hint: Consider how photons are involved in light phenomena.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the equation that relates energy and frequency of light?

💡 Hint: Recall the concept of Planck's constant.

Question 2

True or False: A photon has mass.

True
False

💡 Hint: Think about the properties of light.

1 more question available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

A laser emits light at a frequency of 6 x 10^14 Hz. Calculate the energy of a single photon emitted by this laser.

💡 Hint: Apply the equation E = h ⋅ f and substitute the value for Planck’s constant.

Challenge 2 Hard

How would the efficiency of a solar cell change if it could absorb higher-energy photons? Discuss the possible outcomes.

💡 Hint: Consider the underlying chemistry and physics of how solar cells operate.

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