NEET Physics is the scoring paper in the medical entrance examination. Here, you will discover the NEET Physics MCQ Questions for all Concepts as per the latest syllabus. Practice more on a regular basis with these NEET Physics objective questions on air pollution and improve your subject knowledge & problem-solving skills along with time management. NEET Physics Radio Wave Propagation Multiple Choice Questions make you feel confident in answering the question in the exam & increases your scores to high.
MCQ on Radio Wave Propagation
1. Mathematical prediction of radio waves was done by
(a) Einstein
(b) Hertz
(c) Faraday
(d) Maxwell
Answer
Answer: (d) Maxwell
2. The electric field and magnetic field of a radio wave are
(a) Perpendicular to each other
(b) Perpendicular to the direction of propagation
(c) Both a and b
(d) None of the above
Answer
Answer: (c) Both a and b
3. The speed of radio wave in free space is
(a) 3 x 106 metres/second
(b) 3 x 108 metres/second
(c) 3 x 106 miles/second
(d) 3 x 108 miles/second
Answer
Answer: (b) 3 x 108 metres/second
4. Radio waves would strongly reflect off
(a) A flat insulating surface of the right size
(b) A flat metallic surface of the right size
(c) A flat dielectric surface of the right size
(d) A flat body of water
Answer
Answer: (b) A flat metallic surface of the right size
5. Radio waves sometimes bend around the corners due to
(a) Reflection
(b) Diffusion
(c) Refraction
(d) Diffraction
Answer
Answer: (d) Diffraction
6. Which of the following is the phenomenon caused when Radio waves travel in two or more paths during propagation and produce slowly-changing phase differences between signals?
(a) Absorption
(b) Fading
(c) Baffling
(d) skip
Answer
Answer: (b) fading
7. High-frequency long-distance propagation mostly depends on
(a) Ionospheric reflection
(b) Tropospheric reflection
(c) Ground reflection
(d) Inverted reflection
Answer
Answer: (a) Ionospheric reflection
8. What is the distance from the far end of the ground wave to the nearest point where the sky wave returns to earth called?
(a) Angle of radiation
(b) maximum usable frequency
(c) Skip distance
(d) Skip zone
Answer
Answer: (d) Skip zone
9. Which of the following are electromagnetic
(a) Radio waves
(b) Light
(c) Gamma waves
(d) All the above
Answer
Answer: (d) All the above
10. The radio waves were demonstrated experimentally by
(a) Hertz
(b) Maxwell
(c) Marconi
(d) Armstrong
Answer
Answer: (a) Hertz