How long must a 0.64-mm-diameter aluminum wire be to have a 0.60 A current when connected to the terminals of a 1.5 V flashlight battery?Express your answer to two significant figures and include the appropriate units.HA?L =ValueUnitsSubmitRequest AnswerPart BWhat is the current if the wire is half this length?Express your answer to two significant figures and include the appropriate units.?I =ValueUnits

Current through wire I = 0.60 A Voltage V = 1.5 V Diameter d = 0.64 mm Radius r = 0.32×10-3 m…

How long must a 0.64-mm-diameter aluminum wire be to have a 0.60 A current when connected to the terminals of a 1.5 V flashlight battery? Express your answer to two significant figures and include the appropriate units. ? L = Value Units Submit Request Answer Part B What is the current if the wire is half this length? Express your answer to two significant figures and include the units. HA ? I = Value Units

How long must a 0.64-mm-diameter aluminum wire be to have a 0.60 A current when connected to the terminals of a 1.5 V flashlight battery? Express your answer to two significant figures and include the appropriate units. ? L = Value Units Submit Request Answer Part B What is the current if the wire is half this length? Express your answer to two significant figures and include the units. HA ? I = Value Units

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter21: Current And Direct Current Circuits

Section: Chapter Questions

Problem 3P: The quantity of charge q (in coulombs) that has passed through a surface of area 2.00 cm2 varies...

See similar textbooks

Similar questions

What is the current in the element of an electric clothes dryer with a resistance of 7.4 Ω when it is connected to 240 V? Express your answer to two significant figures and include the appropriate units. I= How much charge passes through the element in 50 min? (Assume direct current.) Express your answer to two significant figures and include the appropriate units. Q=
With eh following values, what is the current through R1, in A? Use positive for to the right, and negative for to the left. V1 = 10.9 V V2 = 16.1 V R1 = 26 Ω R2 = 77 Ω
How long must a 0.54-mm-diameter aluminum wire be to have a 0.54 A current when connected to the terminals of a 1.5 V flashlight battery? if we halve the wire length, what is the new current?
A 300-km-long high-voltage transmission line 2.0 cm in diameter carries a steady current of 1,240 A. If the conductor is copper with a free charge density of 8.5 1028 electrons per cubic meter, how many years does it take one electron to travel the full length of the cable? (Use 3.156 107 for the number of seconds in a year.) ?yr
The quantity of charge q (in coulombs) that has passed through a surface of area 1.90 cm2 varies with time according to the equation q = 4t3 + 7t + 6, where t is in seconds. (a) What is the instantaneous current through the surface at t = 0.900 s? A(b) What is the value of the current density? kA/m2
A constant current transfers 10*10^14 electrons onto one plate of a capacitor in 3 minutes [min]. (a) What is the current, in units of amperes [A]? Express the answer using an appropriate SI prefix such that there are only 1, 2, or 3 digits shown to the left of the decimal. (b) If the capacitor has a capacitance of microfarads [F], what is the voltage in units of volts [V] across the capacitor?
An unknown wire in a circuit has a circular cross-section with diameter 3.8 mm. It carries a current of 4.2 mA. If you assume the drift velocity in this wire is 1 × 10-2 cm/s, what is the density of charge carriers per cubic centimeter? If the conductivity in this wire is 3.5 × 106 Ω-1 m-1, what is the average time between collisions, in nanoseconds? J=37.03 n=???? τ =????
The quantity of charge Q that has passed through a surface of area 6.00 mm2 varies with time according to the equation Q = 2t2 + 10, where t is in seconds. What is the instantaneous current through the surface at t = 2.6 s?
What is the resistance of a 2.54-cm-diameter rod of pure silicon that is 20.0 cm long. What current flows through the rod when 1.00 × 103V is applied to it?
How can I get the solutions and answer to this problem? A silver wire 2.6 mm in diameter transfers a charge of 420 C in 80 minutes. Silver contains 5.8 x 1024 free electrons per cubic meter. What is the current in the wire?
A 16.0-mm length of wire consists of 7.0 mm of copper followed by 9.0 mm of aluminum, both of diameter 1.4 mm. A voltage difference of 95 mV is placed across the composite wire. The resistivity of copper is 1.68×10−8Ω⋅m and the resistivity of aluminum is 2.65×10−8Ω⋅m What is the total resistance (sum) of the two wires? Express your answer to two significant figures and include the appropriate units. R total= What is the current through the wire? Express your answer to two significant figures and include the appropriate units. I= What is the voltage across the copper part? Express your answer to two significant figures and include the appropriate units. VCu= What is the voltage across the aluminum part? Express your answer to two significant figures and include the appropriate units.V What is the voltage across the aluminum part? Express your answer to two significant figures and include the appropriate units. What is the voltage across the aluminum part? Express your…
A flashlight uses batteries that add up to 4.5 V and has a power output of 0.39 W. (a) How much current is drawn from the batteries?___ A(b) What is the effective resistance of the flashlight? ___ Ω