Microwaves are commonly used for:

1. A radar communication Correct answer
2. B treating cancer
3. C sterilizing surgical instruments
4. D bone imaging

Solution

Microwave radar: airspeed, distance, weather tracking.

About this question

Subject: Physics · Chapter: Electromagnetic Waves · Topic: EM Spectrum

This question is part of PrepWiser's free JEE Main question bank. 6 more solved questions on Electromagnetic Waves are available — start with the harder ones if your accuracy is >70%.

More Electromagnetic Waves questions

• Easy MCQ

  Which EM wave has the shortest wavelength?

• Easy MCQ

  Electromagnetic waves are:

• Easy MCQ

  In an electromagnetic wave traveling in vacuum, the ratio $E/B$ equals:

• Easy TRUE_FALSE

  Maxwell's equations predict that the speed of EM waves in vacuum equals $1/\sqrt{\mu_0\varepsilon_0}$.

• Medium MCQ

  The displacement current in Maxwell's equations arises from: