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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the fundamental unit of charge?
💡 Hint: It's the charge of a single electron.
Question 2
Easy
Define quantisation of charge.
💡 Hint: Think about how charges can't just be random fractions.
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 does charge quantisation imply?
- Charge can take on any value
- Charge exists only in discrete units
- Charge is always negative
💡 Hint: Think about the smallest amount of charge possible.
Question 2
Is the charge on an electron positive or negative?
- True
- False
💡 Hint: Recall the charge convention.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Consider two charged balloons with charges of 1.0 × 10⁻⁶ C and 3.0 × 10⁻⁶ C. How many elementary charges do these balloons contain?
💡 Hint: Use the formula charge/elementary charge.
Question 2
If the quantisation of charge indicates a minimum charge of 1.602 x 10⁻¹⁹ C, determine the number of electrons in a charge of -1.2 C.
💡 Hint: Divide the total charge by the elementary charge.
Challenge and get performance evaluation