Question

The mobility of free electron is greater than that of free holes because-

• A. They carry negative charge
• B. They are light
• C. They mutually collide less
• D. They require low energy to continue their motion

Answer 1

The correct option is D They require low energy to continue their motion

They require low energy to continue their motion.

<!--td {border: 1px solid #ccc;}br {mso-data-placement:same-cell;}--> Hence, $\left(D\right)$ is the correct answer.