What is the potential drop across the cable

Assignment Help Physics
Reference no: EM132101643

Question: A copper transmission cable 140 km long and 12.5 cm in diameter carries a current of 115 km.

1. What is the potential drop across the cable?

2. How much electrical energy is dissipated as thermal energy every hour?

The response must be typed, single spaced, must be in times new roman font (size 12) and must follow the APA format.

Reference no: EM132101643

Questions Cloud

Mean of the final exam scores : User sets out to run a two-tailed test with a = .05. She calculated the mean of the final exam scores to be 29.5 points
What is the mass of the ball : A 22 cm diameter bowling ball has a terminal speed of 73 m/s. Suppose that the density of air is 1.2 kg/m3. What is the ball's mass?
How large is the normal force of the slide on the child : A 28 kg child goes down a straight slide inclined 38∘ above horizontal. The child is acted on by his weight, the normal force from the slide.
Find potential difference between the ends of the wire : A 2.0 mm -diameter, 35 cm -long copper wire carries a 2.0 A current. What is the potential difference between the ends of the wire?
What is the potential drop across the cable : A copper transmission cable 140 km long and 12.5 cm in diameter carries a current of 115 km. What is the potential drop across the cable?
What was your hypothesis : What was your hypothesis? Why did you base your hypothesis on? Note that it is fine if your hypothesis was not supported by the data.
What is the instantaneous value of the emf : A 25 nF capacitor is connected across an AC generator that produces a peak voltage of 5.4 V. What is the instantaneous value of the emf at the instant.
Would the net force be zero for an electron : A 2.4nC charge is at the origin and a -4.0nC charge is at 1.3cm. Would the net force be zero for an electron placed at the same position? Explain.
What is the largest speed the projectile can have : A 20.0 kg wood ball hangs from a 2.10 m-long wire. The maximum tension the wire can withstand without breaking is 400 N.

Reviews

Write a Review

Physics Questions & Answers

  Total electricity generation worldwide

The worldwide installed wind power in 2012 was 280GW. Assume that the total electricity generation worldwide is 20200 TMH per year and a capacity factor.

  If they are positioned so they form a circle but do not

two uniformly charged insulating rods are bent in a semicircular shape with radius r 14.3 cm. if they are positioned

  Find the angle of the thread

At a grinding wheel has an angular velocity of 27. It has a constant angular acceleration of 26.0 until a circuit breaker trips at time = 1.60 . From then on, it turns through an angle 433 as it coasts to a stop at constant angular acceleration.

  How fast do the two coast after they couple together

A railroad engine weighs three times as much as a freight car. If the engine coasts at 9 km per hour into a freight car that is initially at rest

  Ow fast is the shadow of the plane moving along the ground

ow fast is the shadow of the plane moving along the ground

  Write three methods of increasing the volume of a balloon

Write three methods of increasing the volume of a balloon

  Determine the magnitude of the torque acting on the coil

A circular coil having 19 turns and a radius of R = 19.2cm carries a current of 3.30A. It is placed in a uniform magnetic field of 62.0mT. What is the magnitude of the torque acting on the coil

  Number of significant figures for expression

Please determine the number of significant figures for each expression

  What is the resulting compression force on the earth

Presume 8.00 g of hydrogen is separated into protons and electrons. Presume also the protons are placed at the earth's North Pole and the electrons are placed at the South Pole. What is the resulting compression force on the Earth?

  What is the rate of work done by gravity on the stone

A 0.2 kg stone dropped from a height takes 2 seconds to reach the ground. What is the rate of work done by gravity on the stone?

  Estimate the magnitude of the acceleration of the particle

An 9.00 {\rm kg} point mass and a 15.0 {\rm kg} point mass are held in place 50.0 {\rm cm} apart. Find the magnitude of the acceleration of the particle

  What is the lowest resonant frequency of this string

A 130 cm length of string has a mass of 3.5 g. It is stretched with a tension of 5.9 N between fixed supports. (a) What is the wave speed for this string? (b) What is the lowest resonant frequency of this string?

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