JEE Main 2012 — Communication System Question with Solution
JEE Main 2012 (12 May Online)
Question
A transmitter emits radio waves of wavelength . The number of photons emitted per second by the transmitter is of the order of
Choose an option
Show full solutionCorrect option: B
Correct answer
B
Step-by-step explanation
Power
(where, no. of photons per second)
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Communication System chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2012, covering the Communication System chapter of Physics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.