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 :

jushmk
jushmk jushmk
  • 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

To a 0.0001 m solution of mg(no3)2, naoh was added to a final concentration of 0.001m did a precipitate form?
Disruptive mood dysregulation disorder describes children with patterns of severe _____.
How many scenes should a 1 act have?
The Sons of Liberty was a secret patriotic society organized in Boston to oppose Britain's Stamp Act. Who organized this society?
Why did gold-salt traders favor the involvement of the Ghanaians in their trade?
Write the point-slope form if the line passing through (2,-12) and parallel to y=3x Y-12=-1/3(x+2) Y+12=-1/3(x-2) Y+12=3(x-2) Y+12=-3(x-2)
You work for a company that has marketed medigap products for many years. the company has added medicare advantage and part d plans and you will begin marketin
Effie company uses a periodic inventory system. details for the inventory account for the month of january, 2013 are as follows: units per unit price total bala
One of the appeals of a sole proprietorship is that business expenses are
Which of the following is an example of a community recreational activity? Biking with friends Fencing matches Swim meets 5k and 10k races