Part A What electric field is necessary to drive a 8.0 A current through a silver wire 0.85 mm in diameter? Express your answer in volts per meter. 17 ΑΣΦ E = V/m You have already submitted this answer. Enter a new answer. No credit lost. Try again. Submit Provide Feedback ? Previous Answers Request Answer

Part A What electric field is necessary to drive a 8.0 A current through a silver wire 0.85 mm in diameter? Express your answer in volts per meter. 17 ΑΣΦ E = V/m You have already submitted this answer. Enter a new answer. No credit lost. Try again. Submit Provide Feedback ? Previous Answers Request Answer

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter20: Electric Current, Resistance, And Ohm's Law

Section: Chapter Questions

Problem 60PE: Integrated Concepts (a) What energy is dissipated by a lightning bolt having a 20,000-A current, a...

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Integrated Concepts (a) What energy is dissipated by a lightning bolt having a 20,000-A current, a voltage of 1.00102 MV, and a length of 1.00 ms? (b) What mass of tree sap could be raised from 18.0°C to its boiling point and then evaporated by this energy, assuming sap has the same thermal characteristics as water?
Consider a square rod of material with sides of length L = 3.00 cm with a current density of J=J0eaxk=(0.35Am2)e(2.1103m1)xk as shown below. Find the current that passes through the face of the rod.
The current supplied by a battery in a portable device is typically 0.15 A. Find the number of electrons passing through the device in one hour.
The current through a 12-gauge wire is given as I(t)=(5.00A)sin(260Hzt)). What is the current density at time 15.00 ms?
The human body can exhibit a wide range of resistances to current depending on the path of the current, contact area, and sweatiness of the skin. Suppose the resistance across the chest from the left hand to the right hand is 1.0 106 . (a) How much voltage is required to cause possible heart fibrillation in a man, which corresponds to 500 mA of direct current? (b) Why should rubber-soled shoes and rubber gloves be worn when working around electricity?
Integrated Concepts (a) Assuming 95.0% efficiency for the conversion of electrical power by the motor, what current must the 12.0-V batteries of a 750-kg electric car be able to supply: (a) To accelerate from rest to 25.0 m/s in 1.00 min? (b) To climb a 2.00 102-m- high hill in 2.00 min at a constant 25.0-m/s speed while exerting 5.00 102 N of force to overcome air resistance and friction? (c) To travel at a constant 25.0-m/s speed, exerting a 5.00 102 N force to overcome air resistance and friction? See Figure 20.44.
there are 34 x 10^19 electrons that passes through a point in 3 seconds, what is the current?
1. What amount of charge passes through a 3.0 amp television in 1.3 hours?. 2. If 15 coulombs of charge pass through a light bulb in 5 minutes, what amount of current passes through the bulb?
A 280-km-long high-voltage transmission line 2.00 cm in diameter carries a steady current of 1,050 A. If the conductor is copper with a free charge density of 8.50 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.)