Homework Help: Algebra II

Posted by Joy on Monday, November 21, 2011 at 1:14pm.

The current i in a certain circuit is given by

i=6.25e^-125t (amperes)

where t is the time in seconds. At what time will the current be 1.00 A?

Algebra II - Damon, Monday, November 21, 2011 at 1:19pm
1/6.25 = e^-(125 t)

.16 = e^-(125 t)
ln .16 = -125 t
-1.83 = -125 t

Answer this Question

Related Questions

Intermediate Algebra - The amount of current flowing into an electrical circuit ...
math - The equation P=240I-8I^2 represents the power, P, (in watts) of a 240 ...
Physics - The maximum current in an AC circuit is 3.0 Amperes. What is the rms ...
beginning algebra - In an electrical circuit, the current passing through a ...
Physics - The maximum current in an AC circuit is 3.0 Amperes. What is the rms ...
physics - five resistors of 30 ohms each are connected in parallel across a 120 ...
calculus - The voltage V (volts), current I (amperes), and resistence R (ohms) ...
math - In an electrical circuit, the current passing through a conductor varies ...
math - In an electrical circuit, the current passing through a conductor varies ...
math - In an electrical circuit, the current passing through a conductor varies ...

For Further Reading

First Name:
School Subject:
Answer: