birdspotting8969 birdspotting8969

02-05-2018
Physics

contestada

An amplifier has a 50 watt output and a 5 watt input. what is the gain in decibels for this amplifier, rounded to the nearest decibel?

Respuesta :

14-05-2018

Gain in decibels is given by;

Gain db = 10*log (Po/Pi), where Po = Power output, Pin = Power input

Substituting;

Gain in db = 10 * log (50/5) = 10 db

Answer Link

Otras preguntas

a soccer team played 160 games and won 65% of them. how many did they win?

Which is the same as 0.08? A) 80% B) 80/100 C) 8% D) 0.8

Fragment in this sentenceWith her heavy dictonary, Donna thumps the top other ancient computer monitor. Whenever the color tint flickers from normal to sickly

What's a good slogan for a dietitian (have dietitian in it) ?

State two ways in which a single-celled organism, such as amoeba, and a human body are alike?

Which is the same as 0.08? A) 80% B) 80/100 C) 8% D) 0.8

What is a series of events that cells go through as they grow and divide

Morgan found a stone arrowhead. He measured it three times. He measured it as 2 inches to the nearest inch, to the nearest 1/2 inch, and to the nearest 1/4 inch

What's a good slogan for a dietitian (have dietitian in it) ?

What is a group of organisms that look alike and can reproduce among their selfs ?