Target Exam

CUET

Subject

Physics

Chapter

Dual Nature of Radiation and Matter

Question:

The ratio of the wavelengths associated with electrons accelerated with the potentials of 64 V and 81 V, respectively is

Options:

1 : 1

9 : 4

9 : 8

8 : 9

Correct Answer:

9 : 8

Explanation:

The correct answer is Option (3) → 9 : 8