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CAIE A-Level Physics AS 9.1.2 The Charge on Charge Carriers Is Quantised Questions

Explain that charge on charge carriers is quantised.

Syllabus
2028–2030
Course
Physics 9702
Level
AS

Exam points

  • Explain that charge on charge carriers is quantised.

CAIE A-Level Physics AS 9.1.2 The Charge on Charge Carriers Is Quantised Questions question 1

[Maximum number: 1]

An electric current is formed by moving charge carriers.
What is not a possible charge on a charge carrier?

A

−4.8×10−19C-4.8 \times 10^{-19} \mathrm{C}

B

−2.4×10−19C-2.4 \times 10^{-19} \mathrm{C}

C

+1.6×10−19C+1.6 \times 10^{-19} \mathrm{C}

D

+3.2×10−19C+3.2 \times 10^{-19} \mathrm{C}

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