How long does it take electrons to get from a car battery to the starting motor?...

Question

Question

How long does it take electrons to get from a car battery to the starting motor?...

How long does it take electrons to get from a car battery to the starting motor? Assume the current is 280 A and the electrons travel through a copper wire with cross-sectional area 0.260 cm² and length 1.00 m. The number of charge carriers per unit volume is 8.49 × 10²⁸ m^-3.

science physics

Add a comment Improve this question Transcribed image text

Answer 1

Answer #1

Please rate it up thanks :)

Add a comment

Answer 2

Similar Homework Help Questions

How long does it take electrons to get from a car battery to the starting motor?...

How long does it take electrons to get from a car battery to the starting motor? Assume the current is 250 A and the electrons travel through a copper wire with cross-sectional area 0.19 cm2 and length 0.79 m. The number of charge carriers per unit volume is 8.49·1028 m-3.
the emf provided by the battery is 12.6 V 1 Current Density and Drift Speed a)...

the emf provided by the battery is 12.6 V 1 Current Density and Drift Speed a) (8 pts) A group of charges, each with charge q, moves with velocity v. The number of particles per unit volume is n. What is the current density J of these charges, in magnitude and direction? Make sure that your answer has units of Alm b) (8 pts) We want to calculate how long it takes an electron to get from a car battery...
When you step on the brake pedal in your car, charge carriers flow from the battery...

When you step on the brake pedal in your car, charge carriers flow from the battery to the rear brake lights. Suppose the wire connecting the switch at the pedal to the brake lights is made of copper and has a diameter of 1.3 mm . Part A If the current through the wire is 2.0 A , how long on average does it take an electron to travel from the switch at the pedal to one of the brake...

Help please Current Density and Drift Speed A group of charges, each with charge q, moves...

Help please Current Density and Drift Speed A group of charges, each with charge q, moves with velocity v^vector. The number of particles per unit volume is n. What is the current density J^vector of these charges, in magnitude and direction? Make sure that your answer has units of A/m^2. We want to calculate how long it takes an electron to get from a car battery to the starter motor after the ignition switch is turned. Assume that the current...
College physics 2 question

How long does it take electrons to get fromthe car battery to the starting motor? Assumethe current is 140 A and the electrons travelthrough copper wire with cross sectional area22.5 mm2 and length 81.7 cm . The mass den-sity of copper is 8960 kg/m3 and the molarmass is 63.5 g/mol. Avogadro’s number is 6.022 × 1023contributes one conduction electron.Assume that each copper atom.Answer in units of min
The starter motor of a car engine draws a current of 180A from the battery. The...

The starter motor of a car engine draws a current of 180A from the battery. The copper wire to the motor is 4.20mm in diameter and 1.2 m long. The starter motor runs for 0.830s until the car engine starts. A) How much charge passes through the starter motor? B) How far does an electron travel along the wire while the starter motor is on? Q2:What is the resistance of A) A 1.90 m long copper wire that is 0.100mm...

The starter motor of a car engine draws a current of 140 A from the battery....

The starter motor of a car engine draws a current of 140 A from the battery. The copper wire to the motor is 4.90 mm in diameter and 1.2 m long. The starter motor runs for 0.800 suntil the car engine starts. a) How much charge passes through the starter motor? b) How far does an electron travel along the wire while the starter motor is on?
The starter motor of a car engine draws a current of 140 A from the battery....

The starter motor of a car engine draws a current of 140 A from the battery. The copper wire to the motor is 5.00 mm in diameter and 1.2 m long. The starter motor runs for 0.720 s until the car engine starts. How much charge passes through the starter motor? How far does an electron travel along the wire while the starter motor is on?
The starter motor of a car engine draws a current of 190 A from the battery....

The starter motor of a car engine draws a current of 190 A from the battery. The copper wire to the motor is 4.30 mm in diameter and 1.2 m long. The starter motor runs for 0.670 s until the car engine starts. Part A How much charge passes through the starter motor? Express your answer with the appropriate units. Request Answer Part B How far does an electron travel along the wire while the starter motor is on? Express...

The starter motor of a car engine draws a current of 200 A from the battery....

The starter motor of a car engine draws a current of 200 A from the battery. The copper wire to the motor is 5.40 mm in diameter and 1.2 m long. The starter motor runs for 0.660 s until the car engine starts. How far does an electron travel along the wire while the starter motor is on?

How long does it take electrons to get from a car battery to the starting motor?...

Homework Answers