The current-density magnitude in a certain circular wire

Assignment Help Physics
Reference no: EM13544738

The current-density magnitude in a certain circular wire is J = (2.75 × 10^10 A/m^4) r^2, where r is the radial distance out to the wire's radius of 3.00 mm. The potential applied to the wire (end to end) is 60.0 V. How much energy is converted to thermal energy in 1.00 h? 

Reference no: EM13544738

Questions Cloud

What was the initial distance from the shuttle to astronaut : A 96 kg astronaut and a 1100 kg satellite are at rest relative to the space shuttle. The astronaut pushes on the satellite, giving it a speed of 0.25 m/s directly away from the shuttle. Seven-and-a-half seconds later the astronaut comes into contact ..
Clearance concept for macroscopic view of chemical removal : Consider the “clearance” concept for the macroscopic view of chemical removal by kidney. The effective volume in a human body is about 18 liters. The clearance of a person for a specific chemical is K = 2L/hr. (a). Determine the concentration of t..
Water heater consisting of a metal coil : A water heater consisting of a metal coil that is connected across the terminals of a 17.0-V power supply is able to heat 140. mL of water from room temperature to boiling point in 70.0 s. What is the resistance of the coil?
What is maximum flow rate of the air in and out of the lungs : The rate of airflow into and out of the lungs can be approximated as a sine wave dV/dt = A sin 2?ft, where f is the breath frequency and t is the time. Determine the maximum flow rate A as a function of tidal volume of the lung, V_Total and the fr..
The current-density magnitude in a certain circular wire : The current-density magnitude in a certain circular wire is J = (2.75 × 10^10 A/m^4) r^2, where r is the radial distance out to the wire's radius of 3.00 mm. The potential applied to the wire (end to end) is 60.0 V. How much energy is converted to th..
Edge of the top of the building with an initial velocity : A rock is projected from the edge of the top of the building with an initial velocity of 12.2 m/s at an angle of 53 degrees above the horizontal. The rock strikes the ground a horizontal distance of 25m from the base of the building. Assume that t..
Lawnmowers coefficient of rolling friction : A gardener pushes a 20kg lawnmower whose handle is tilted up 37degrees above horizontal. The lawnmower's coefficient of rolling friction is 0.20. How much power does the gardener have to supply to push the lawnmower at a constant speed of 1.4m/s ? As..
Determine the exit area of the nozzle : Steam enters a nozzle operating at steady state with p = 40 bar and T =400oC, and a velocity of 10 m/s. The steam flows through the nozzle with negligible heat transfer and no significant change in potential energy. At the exit, p2 = 15 bar and the v..
Coefficient of static friction between the ladder : An 9.0 m, 240 N uniform ladder rests against a smooth wall. The coefficient of static friction between the ladder and the ground is 0.60, and the ladder makes a 50.0° angle with the ground. How far up the ladder can an 880 N person climb before the l..

Reviews

Write a Review

 

Physics Questions & Answers

  What is the total work done on the crate

A crate is dragged 4.0m along a rough floor with a constant velocity by a worker applying a force of 450N to a rope at an angle of 30? to the horizontal. What is the total work done on the crate

  Illustrate what should harold do

The client also says that he does not remember any Section 1231 net losses on the prior-year returns. Illustrate what should Harold do? Why?

  How much heat is gained by the cup and the water

An unknown mass of tin is heated to a temperature of 202 C. It is placed into 200 g of water which is in a 100 g copper cup initially at 10 C. How much heat is gained by the cup and the water

  Find the tension in the rope on both sides of the pulley

You pull downward with a force of 24.1 N on a rope that passes over a disk-shaped pulley of mass 1.35 kg and radius 0.0785 m. Calculate the tension in the rope on both sides of the pulley

  Find what angle does the acceleration of the child make

A child is riding a merry-go-round, which has an instantaneous angular speed of 1.25 rad/s and an angular acceleration of 0.745 rad/s2. What angle does the acceleration of the child make with the tangential direction

  Find the mass of oxygen that leaked out

A welder using a tank of volume 7.90×10?2m3 fills it with oxygen at a gauge pressure of 3.00×105Pa and temperature of 38.8?C, Initial mass of oxygen is 0.391 kg, Find the mass of oxygen that leaked out

  Evaluate the electric field strength

A hollow metal sphere has inner radius a, outer radius b, and conductivity sigma. Evaluate the electric field strength at the inner surface of a copper sphere if 0.70cm and 28A

  What is the composition of the mixture

The speed of a longitudinal wave in a mixture of helium and neon at 300k was found to be 758m/s. what is the composition of the mixture

  How much work is done by the tension

A train is travelling up a 4.5 degree incline at a speed of 3.25 m/s when the last car breaks free and begins to coast without friction. a) How long does it take for the last car to come to rest momentarily? b) How far did the last car travel befo..

  Calculate the associated electric field

In a certain region of space the electric potential from a given charge distribution can be represented by V= 3x2+2y+6 in units of volts. What is the associated electric field

  What is the approximate boil-off rate of liquid helium

If the circular surface of the upper end of the rod is maintained at 290 K, what is the approximate boil-off rate of liquid helium after the lower half has reached 4.20 K

  What is the magnitude of electric field at given location

A particle with charge +3 nC is located at position A. Another particle with charge -4 nC is located at position B. What is the magnitude of the electric field at location B

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd