adplus-dvertising
frame-decoration

Question

Which principle explains the phenomenon of diffraction?

a.

Principle of Simultaneity

b.

Pascal’s Principle

c.

Archimedes’ Principle

d.

Huygen’s principle

Answer: (d).Huygen’s principle

Engage with the Community - Add Your Comment

Confused About the Answer? Ask for Details Here.

Know the Explanation? Add it Here.

Q. Which principle explains the phenomenon of diffraction?

Similar Questions

Discover Related MCQs

Q. Diffraction is caused by propagation of secondary wavelets into _______

Q. Difference between the direct path and the diffracted path is called _______

Q. The phase difference between a direct line of sight path and diffracted path is function of _______

Q. Which of the following explains the concept of diffraction loss?

Q. In mobile communication system, diffraction loss occurs due to ______

Q. For predicting the field strength in a given service area, it is essential to estimate ______

Q. Scattering occurs when medium consists of objects with dimensions _______ compared to the wavelength.

Q. Scattered waves are produced at ________

Q. The actual received signal is ______ than what is predicted by reflection and diffraction model.

Q. Scattered energy in all directions provides _________ at a receiver.

Q. Surface roughness are often tested using __________

Q. A surface is considered rough if protuberance is ________ than critical height.

Q. RCS of scattering object is defined as the ratio of _______

Q. Which equation is used to calculate the received power due to scattering for urban mobile radio system?

Q. In ionosphere propagation, waves arriving at the receiving antenna using the phenomenon of _______

Q. Power density is basically termed as ________ power per unit area.

Q. Empirical approach is based on fitting curve or analytical expressions.

Q. Which of the following is not a practical path loss estimation technique?

Q. Average received signal power decreases __________ with distance.

Q. What does path loss exponent indicates?