Bissoy.com
Doctors Medicines MCQs Q&A

Related Questions

The radar in which both transmission and reception is done using the same antenna are called:
What is the distance between antennas to apply the Friss transmission equation in terms of antennas largest dimension?
Function of duplexer in a RADAR is to permit the use of same antenna for transmission and reception.
Consider the following statements: (a) Tellegen’s theorem is applicable to any lumped networks (b) The reciprocity theorem is applicable to linear bilateral networks (c) Thevenin’s theorem is applicable to two - terminal linear active networks (d) Norton’s theorem is applicable to two - terminal linear active networks Which of the above statements are correct?
Class VI, VII and VIII students can decorate a school reception in 30 days, 15 days and 10 days respectively. How many class VI students should assist 3 students of class VII and 1 student of class VIII to decorate a school reception in 2 days?
Antenna noise temperature of a system is 210 K, noise temperature of transmission line is 123 K, loss of a transmission line connecting the antenna to receiver is 1.41 and noise temperature of the receiver cascade is 304 K. then the total system noise temperature is:
Kritika once standing near the main gate of her building which is of 11 stories found the angle of elevation to be 30° to the top of the cable antenna which is fixed on her terrace. She moved 50m in a straight line parallel to her feet towards the antenna and she found that angle of elevation changed to 45°. Find the height of the antenna from the ground?
A radio link has 15 W transmitter connected to an antenna of 2.5 m2 effective aperture at 5 GHz. The receiving antenna has an effective aperture of 0.5 m2 and is located at a 15 Km line of sight distance from transmitting antenna. Assuming lossless, matched antennas, the power delivered to the receiver is:
A rectangular horn antenna has an aperture area of 3λ × 2λ. If the aperture efficiency of an antenna is 90%, then the directivity of the antenna is:
The electrical size of antenna is increased by antenna array to avoid size lobes compared to single antenna.