Question

In radar system if the antenna diameter is increased by a factor of 4, the minimum range will increased by a factor of

a.

√1

b.

2

c.

2√2

d.

4

Posted under Electronics and Communication Engineering

Answer: (d).4

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. In radar system if the antenna diameter is increased by a factor of 4, the minimum range will increased by a factor of
Add Comment

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. Which of the following antennas is λ /4 length?

View solution

Q. The number of lobes on each side of a 31 resonant antenna will be

View solution

Q. Analysis of EM wave in waveguide based on

View solution

Q. The main difference between the broadside arrays and end fire arrays is that

View solution

Q. The charges between a hollow and solid metal spheres reside

View solution

Q. Maximum usable frequency is [fmuf]

View solution

Q. The magnetic field due to current I equals

View solution

Q. VLF is generally used for

View solution

Q. In electromagnetic wave polarization is caused by

View solution

Q. In a rectangular waveguide if operating frequency is greater than cut off frequency then propagation constant is

View solution

Q. Isotropic radiator is one that radiates energy

View solution

Q. Refraction of electromagnetic waves occurs when they

View solution

Q. The impedance inversion may be objected with

View solution

Q. An electromagnetic wave incidents on a perfect insulator at an angle. If the wave is not entirely parallel polarized, then

View solution

Q. Coaxial cables can be used for which frequency?

View solution

Q. An antenna couple is used due to all of the following reasons except

View solution

Q. The advantage of Marconi antenna over the ungrounded antenna is that

View solution

Q. What will be the propagation constant at 10 MHz?

View solution

Q. The reflection coefficient is generally a

View solution

Q. The absorption of radio waves by the atmosphere depends on

View solution
View All MCQs on Electronics and Communication Engineering

Recommended Subjects

Are you eager to expand your knowledge beyond Electronics and Communication Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!

Life Sciences

Delve into the diverse world of life sciences with our specialized category. Explore...

Environmental Biotechnology

Discover the intersection of biology and environmental science with our Environmental...

DC Machines

Dive into the fundamentals of direct current (DC) machines with our specialized...

Business Statistics

Uncover the power of data analysis with our Business Statistics category. Explore...

Mechanical Engineering

Explore the world of Mechanical Engineering with our specialized category. Dive into...

Verbal Reasoning

Sharpen your logical thinking and reasoning abilities with our Verbal Reasoning...

Avionics Engineering

Soar into the world of aviation technology with our Avionics Engineering category....

Genetic Engineering

Unlock the potential of Genetic Engineering with our dedicated category. Explore gene...

Enzyme Technology

Unlock the power of enzymes with our Enzyme Technology category. Explore enzyme...