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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is a cathode-ray tube?
💡 Hint: Think about older TV technology.
Question 2
Easy
What happens to ions in a mass spectrometer?
💡 Hint: Consider how they are analyzed.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the primary function of cathode-ray tubes?
- Analyze ions
- Create images
- Store energy
💡 Hint: Consider how TV screens work.
Question 2
True or False: Mass spectrometers separate ions based on their speed.
- True
- False
💡 Hint: Think about how ions are differentiated.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If a mass spectrometer has ions with q = 3.2 × 10^-19 C and m = 2.2 × 10^-27 kg moving through a magnetic field of strength 0.5 T, calculate the radius of curvature if the ions have been accelerated through a potential difference of 1000 V.
💡 Hint: You may need to rearrange and combine equations for the solution.
Question 2
Describe how altering the voltage on the deflection plates of a CRT affects the displayed image on the screen.
💡 Hint: Consider how the beam's trajectory changes.
Challenge and get performance evaluation