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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the charge-to-mass ratio of an electron represent?
💡 Hint: Think of it as how much charge there is for every unit of mass.
Question 2
Easy
Who discovered the electron?
💡 Hint: He conducted experiments with cathode rays.
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
Who first measured the charge-to-mass ratio of the electron?
- A. Albert Einstein
- B. J.J. Thomson
- C. Robert Millikan
- D. Niels Bohr
💡 Hint: Think about the scientist known for working with cathode rays.
Question 2
True or False: Thomson's charge-to-mass ratio was calculated using electric and magnetic fields.
- True
- False
💡 Hint: Recall what influenced the path of electrons.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Calculate the energy required to separate an electron from the hydrogen atom at its ground state.
💡 Hint: Recall the energy equivalence in ionization.
Question 2
Discuss the implications of Millikan's findings on modern physics.
💡 Hint: Think about how quantum theories emerged post-Millikan.
Challenge and get performance evaluation