SOLUTION: The charge (C) through a resistor is given by the equation: q=4t^3-9t^2. What is the instantaneous current through the resistor at t=5.0s. (i=dq/dt)

Algebra.Com
Question 1121056: The charge (C) through a resistor is given by the equation: q=4t^3-9t^2. What is the instantaneous current through the resistor at t=5.0s. (i=dq/dt)
Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
The charge (C) through a resistor is given by the equation: q=4t^3-9t^2. What is the instantaneous current through the resistor at t=5.0s.
----------
q' = dq/dt = 12t^2 - 18t
q'(5) = 12*25 - 18*5 = 210 --- units not given.

RELATED QUESTIONS

The power that a resistor must dissipate is jointly proportional to the square of the... (answered by ankor@dixie-net.com)
Solve. The power that a resistor must dissipate is jointly proportional to the... (answered by Alan3354)
If the current through a resistor is increased by 38%, by what percent will the power... (answered by Boreal)
The impedance in a circuit is the measure of how much a circuit impedes (hinders) the... (answered by stanbon)
Ohm's law states that V=IR for a simple circuit, where V is the total voltage, I is the... (answered by ikleyn)
Suppose a current of 0.25 ampere flows through a resistor connected to a 12 volt battery. (answered by Earlsdon)
The ower in watss lost in a resistor in the form of heat is dirctly proportional to the... (answered by Alan3354)
The electric current I (in amperes) passing through a resistor is related to a voltage V... (answered by ikleyn)
The current I varies directly as the electromotive force E and inversely as the... (answered by Alan3354)