Answered: The current in a wire at time t is… | bartleby

Related questions

Question

The current in a wire at time t is given by the expression I(t) = (2.4 A) e−t/(2.3 µs), where t is in µs.
a. Graph I vs t for the interval 0 ≤ t ≤ 10 μs.
b. Find an expression for the total amount of charge that has entered the wire at time t if Q(0) = 0 C.
c. Graph the total amount of charge that has entered the wire as a function of time for the same interval as in part a.

Expert Solution

Trending now

This is a popular solution!

Step by step

Solved in 5 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Blurred answer

Similar questions

The quantity of charge through a conductor is modeled as Q = (3.00 mc/s4)t4 - (4.00 mc/s)t + 7.00 mc. What is the current (in A) at time t = 2.00 s?
The figure below represents a section of a circular conductor of nonuniform diameter carrying a current of I = 5.30 A. The radius of cross-section A1 is r1 = 0.510 cm. What is the magnitude (A/m2) of the current density across A1? Since the radius r2 at A2 is larger than the radius r1 at A1. will the current and current density at A2 larger, smaller, or the same? Assume A2 = 5A1. What is the radius, the current, and the current density at A2?
The figure below represents a section of a circular conductor of nonuniform diameter carrying a current of I = 5.40 A. The radius of cross-section A₁ is r₁ = 0.360 cm. A₁ (a) What is the magnitude of the current density across A₁? A/m² The radius r₂ at A₂ is larger than the radius ₁ at A₁. (b) Is the current at A₂ larger, smaller, or the same? O The current is larger. O The current is smaller. O The current is the same. Az (c) Is the current density at A₂ larger, smaller, or the same? O The current density is larger. O The current density is smaller. O The current density is the same. Assume A₂ = 3A₁. (d) Specify the radius at A₂. mm (e) Specify the current at A₂. (f) Specify the current density at A₂. A/m²
A ΔV = 2.3 V battery loses E = 5.5 J of energy each day (t = 24 hrs) powering a cell phone. a) Input an expression for the average current, I, supplied to the phone.
Please I need help with part A and part B
An electric current in a conductor varies with time according to the expression I(t) = 90 sin (60πt), where I is in amperes and t is in seconds. What is the total charge passing a given point in the conductor from t = 0 to t = 1/120 s? C
qs1
1.0x1016 electrons flow through a cross section of silver wire in 300 μs with a drift speed of 7.2x10-4 m/s. Part A What is the diameter of the wire? Express your answer to two significant figures and include the appropriate units. D= Submit ΜΑ Value Request Answer Units ?
The electromotive force of a battery is given by E = 6 volts. A resistor wtih resistance R = 71 N is connected in series with the battery. What is the current through the circuit? Give your answer to at least two significance digits. A What is power loss in the resistor? (give absolute value as the input.) Give your answer to at least two significance digits. J/s
The high resistivity of dry skin, about 5 x 105 m, combined with the 1.5 mm thickness of the skin on your palm can limit the flow of current deeper into tissues of the body. Suppose a worker accidentally places his palm against an electrified panel. The palm of an adult is approximately a 9 cm x 9 cm square. Part A What is the approximate resistance of the worker's palm? Express your answer with the appropriate units. μA 6 C ? R= Value 4 Units Submit Request Answer
In the Bohr model of the hydrogen atom, an electron in the 4th excited state moves at a speed of 1.37 x 105 m/s in a circular path of radius 8.46 x 1010 m. What is the effective current associated with this orbiting electron? 4.1 Your response is off by a multiple of ten. mA
Part C Find the current through the 20 ΩΩ resistor. Part D Find the potential difference across the 20 ΩΩ resistor. Part E Find the current through the 30 ΩΩ resistor.

SEE MORE QUESTIONS