What emf is induced in the wire

Assignment Help Physics
Reference no: EM13681139

A straight wire, 0.5 m long, is moved straight up at a speed of 20 m/s during a 0.4-T magnetic field pointed in the horizontal direction.

1. What EMF is induced in the wire?

2. The wire is part of a circuit of total resistance of 6.0 \Omega. What is the current in the circuit?

Reference no: EM13681139

Questions Cloud

What is the ratio of v output to v input : A 150-W transformer has an input voltage of 9.0 V and an output current of 5.0 A. What is the ratio of V output to V input? Is this a step-up or step-down transformer?
What is the velocity of the top and bottom of the tire : A car is traveling along a straight level road in the x direction at 100 km/hr. The diameter of the tire is 500mm, and it rolls on the ground without slipping. What is the velocity of the top of the tire in m/sec?
Which falling water should supply energy to the turbine : A generator at a dam can supply 375 MW (375 x 106 W) of electrical power. Suppose that the turbine and generator are 85% efficient. Discover the rate at which falling water should supply energy to the turbine.
What is the veff in a circuit placed across the generator : An AC generator delivers a peak voltage of 425 V. What is the Veff in a circuit placed across the generator?
What emf is induced in the wire : A straight wire, 0.5 m long, is moved straight up at a speed of 20 m/s during a 0.4-T magnetic field pointed in the horizontal direction. What EMF is induced in the wire?
Derive an expression for the surface temperature of the sun : Derive an expression for the surface temperature of the sun, in terms only of its solid angle, its flux per unit wavelength f (lambda) at earth at wavelength lambda, and fundamental constants.
Decide the change in the energy of the water : A vertical piston-cylinder device contains water and is being heated in top of a range. Through the process, 65 Btu of heat is transferred to the water and heat losses from the side walls amount to eight Btu.
What is the period of the motion : A rotating fan completes 1190 revolutions every minute. Consider the tip of a blade, at a radius of 17.0 cm. (a) During what distance does the tip move in one revolution? What are (b) the tip's speed and (c) the magnitude of its acceleration? (d) Wha..
Writing a brief draft - thesis of the journal article : Analysis of how the information/research findings in each article confirm or contradict the findings in the other articles you have chosen - Articulated a research question which was specific, researchable, and important to the field.

Reviews

Write a Review

Physics Questions & Answers

  Power must be supplied to rope to generate sinusoidal waves

A taut rope has a mass of 0.170 kg and a length of 3.55 m. What power must be supplied to the rope to generate sinusoidal waves having an amplitude of 0.110 m and a wavelength of 0.490 m, traveling with a speed of 31.0 m/s?

  Determine the density of the glycerin

As part of a safety investigation, two 1800 cars travelling at 18 are crashed into different barriers. Find an average forces exerted on (a) car that hits a line of water barrels and takes 1.80 to stop, and (b) car that hits a concrete barrier and ta..

  Determine the speed of the heavier fragment

An unstable particle at rest breaks up into two fragments of unequal mass. The mass of the lighter fragment is equal to 2.00 10-28 kg, what is the speed of the heavier fragment

  Which primary color is subtracted in each case

The secondary colors, cyan, magenta, and yellow, can each be obtained by subtracting a color from white light. Which primary color is subtracted in each case

  What horizontal force applied at its highest point

What horizontal force applied at its highest point is necessary to keep a wheel of mass from rolling down a slope inclined at angle to the horizontal

  How far is it below the helicopter

A small mailbag is released from a helicopter that is descending steadily at 2.71 m/s. How far is it below the helicopter

  What must be the minimum index of refraction of the material

Suppose you are using total internal reflection to make an efficient corner reflector, what must be the minimum index of refraction of the material

  A circuit consists of a resistor in series with an inductor

question a circuit consists of a resistor in series with an inductor and an ac generator that supplies a voltage of 115

  Find how fast must the astronauts head be moving

At its Ames Research Center, NASA uses its large "20-G" centrifuge to test the effects of very large accelerations ("hypergravity") on test pilots and astronauts. How fast must the astronaut's head be moving to experience this maximum acceleration

  Find how many photons per second are emitted by the laser

A He-Ne laser produces light of wavelength 633 nm with intensity 1.09 103 W/m2, over a beam of cross-sectional area 1.04 mm2. How many photons per second are emitted by the laser

  What is the electric force on the top left charge

Starting from the top left corner and moving clockwise the charges are -10 uC, -10 uC, 5 uC, and 5 uC. What is the electric force on the top left charge due to all the other charges

  During how many radians has wheel turned through interval

An electric motor rotating a workshop grinding wheel at a rate of 118 rev/min is switched off. Suppose the wheel has a constant negative angular acceleration of magnitude 2.50 rad/s2.

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