newone5863 newone5863

21-02-2024
Physics

contestada

______ is the ratio of the energy radiated in the principal direction compared to the energy radiated in the opposite direction for a given antenna.

a) Back-to-front ratio
b) Efficiency
c) Front-to-back ratio
d) Directivity ratio

Respuesta :

Otras preguntas

At a particular instant, a moving body has a kinetic energy of 295 J and a momentum of magnitude 25.1 kg · m/s.(a)What is the speed (in m/s) of the body at this

Imagine an athlete several days after a concussion. She is still feeling a little out of it, but her friends and teammates are really starting to pressure them

In which process does the cell use a vesicle to move molecules into the cell

Find the lateral area of the pyramid to the nearest whole number.

Suppose that the U.S. government decides to charge cola producers a tax. Before the tax, 50 billion cases of cola were sold every year at a price of $5 per case

Ms. Wilson draws a model of the factorization of a polynomial with integer factors. Her model is partially complete. A 2-column table with 2 rows. First colum

In 2018, Elaine paid $2,760 of tuition and $1,060 for books for her dependent son to attend State University this past fall as a freshman. Elaine files a joint

La reportera para reunir información. A. investiga B. diseña C. escribe D. edita

Which sentence describes how the migration of farmers from rural to urban areas affected Europe? A. Many villages were abandoned, leading to lower food product

An overhead projector lens is 32.0 cm from a slide (which is the object). You want a magnification of -12.0. What focal length should you use? pls help?