Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Communication

Question:

Two sources of light each with a power 200 W emit radiations of wavelength 10 nm and 600 nm, respectively. The ratio of number of photons emitted per second from two sources of photons, respectively will be:

Options:

1 : 60

6 : 1

1 : 1

60 : 1

Correct Answer:

1 : 60

Explanation:

The correct answer is Option (1) → 1 : 60