DraeDrae2753 DraeDrae2753
  • 01-05-2018
  • Computers and Technology
contestada

When a switch is closed, completing an lr series circuit, the time needed for the current to reach one half its maximum value is _____ time constants?

Respuesta :

lilaipo
lilaipo lilaipo
  • 20-05-2018
The answer is 0.693 .  When a switch is closed, completing an LR series circuit, the time needed for the current to reach one half its maximum value is 0.693   

e^(-t/T) = 0.5 
-t/T = ln(0.5) = -0.693 
Answer Link

Otras preguntas

Your middle school has 900 students one third of the students bring their lunch instead of buying your lunch at school what is the value of the ratio of the num
Express 14 100 000 in scientific notation
In the body of cells of most organisms oxygen is used to release what ?
Technology based on biology is called _____. biological engineering genetic engineering biotechnology
Which is the best definition of literal language? A. words used in ways that make their regular or common meanings clear B. words used in ways that suggest new
put these in order size, the smallest first 0.9, 75%, 4/5
what is 7x7x7x7x7x7 in exponential form
in a direct democracy who votes on government policy
If two objects at different temperatures are in contact with each other, what happens to their temperatures?
How do you think the history of Rome would have been different if Spartacus had succeeded in crossing the alps?