This set of Microwave Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Antenna Radiation”. 1. An antenna source that radiates energy uniformly in all the directions is called: a) Isotropic source b) Anisotropic source c) Point source d) None of the mentioned 2. Antennas that radiate energy only in a specified are called anisotropic … Read more
This set of Microwave Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Antenna Family”. 1. The members of the antenna family which are made of wires of certain value in terms of operating wavelength are called: a) Loop antennas b) Wire antennas c) Dipole antenna d) Slot antennas 2. The antenna in which location … Read more
This set of Microwave Engineering Questions and Answers for Entrance exams focuses on “Antenna Basics-2”. 1. As the beam area of an antenna decreases, the directivity of the antenna: a) Increases b) Decreases c) Remains unchanged d) Depends on the type of the antenna 2. If an antenna radiates over half a sphere, directivity of … Read more
This set of Microwave Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Antenna Basics”. 1. The basic requirements of transmitting antennas are: a) High efficiency b) Low side lobes c) Large signal to noise ratio d) Lone of the mentioned 2. _________ is a device that converts electrons to photons or vice-versa. a) Antenna … Read more
This set of Microwave Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Radiometer Systems”. 1. __________ system obtains information about a target by transmitting a signal and receiving the echo from the target. a) Radar b) Sonar c) Radiometer d) None of the mentioned 2. Radiometry is a technique or the principle on which … Read more
This set of Microwave Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Radar Systems”. 1. In a RADAR system the transmitter of the radar is more sensitive than the receiver. a) True b) False 2. For radar system, antennas with a large beam width are preferred over narrow beam antennas. a) True b) False … Read more
This set of Microwave Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Noise Characteristics of Receivers”. 1. The noise power will determine the maximum detectable signal level for a receiver. a) True b) False 2. Equivalent noise temperature of a transmission line connecting the antenna to the receiver is: a) TP (LP-1) b) TP … Read more
This set of Microwave Engineering Question Bank focuses on “Digital Modulation and Bit Error Rate”. 1. All modern wireless communication systems rely on digital modulation methods due to: a) superior performance b) low power requirements c) sustainability d) all of the mentioned 2. The probability of error depends on the ratio of bit energy to … Read more
This set of Microwave Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Wireless Communication”. 1. Most of the wireless systems today operate at a frequency of about: a) 800 MHz b) 100 MHz c) 80 MHz d) None of the mentioned 2. Point to point communication systems use low gain antennas for communication. a) … Read more
This set of Microwave Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Antenna Gain and Efficiency”. 1. A __________ is a device that converts a guided electromagnetic wave on a transmission line into a plane wave propagating in free space. a) Transmitting antenna b) Receiving antenna c) Radar d) Mixer 2. Antennas are bidirectional … Read more
