JEE Main · PhysicsEasy
Which part of the electromagnetic spectrum is used in radar systems for aircraft navigation?
- A.Infrared rays
- B.Microwaves
- C.X-rays
- D.Gamma rays
Show correct answer & step-by-step solution
Correct answer: B — Microwaves
Solution
Microwaves have wavelengths suitable for detection by radar systems, making them ideal for tracking aircraft and weather monitoring. Their ability to be directed in narrow beams is a key advantage for radar applications.
Attempt this question & track your score
Sign up free to answer, get instant scoring, and let SolveGini track which Physics topics you need to revise.
Attempt & Track Free →More Electromagnetic Waves practice questions
- Which of the following electromagnetic waves has the longest wavelength?
- The speed of electromagnetic waves in a vacuum is given by the expression involving the permeability of free space mu0 a
- Electromagnetic waves are transverse in nature. This is evident from the fact that they can be:
- What is the frequency of an electromagnetic wave if its wavelength is 3 meters and it travels at the speed of light 3 ti
- An electromagnetic wave is propagating in a vacuum with an electric field given by E = E0 sin(kx - omega*t) j-cap. What
- A plane electromagnetic wave travels in free space along the x-direction. If the frequency of the wave is 50 MHz, what i
- Which of the following statements is correct regarding the energy density of an electromagnetic wave?
- A plane electromagnetic wave of frequency 50 MHz travels in free space along the positive x-direction. At a particular p
- A parallel plate capacitor with circular plates of radius R is being charged. The displacement current between the plate
- An electromagnetic wave has an electric field amplitude of 100 V/m. What is the average energy density of the wave in fr