A coil of wire with 50 turns lies with the cross section of the coil in the plane of the page and has an initial area of 0.210 m². The coil is now stretched to have no area in 0.100 s. What are the magnitude and direction of the average value of the induced emf if the uniform magnetic field points into the page and has a strength of 1.40 T?

A coil of wire with 50 turns lies with the cross section of the coil in the plane of the page and has an initial area of 0.210 m². The coil is now stretched to have no area in 0.100 s. What are the magnitude and direction of the average value of the induced emf if the uniform magnetic field points into the page and has a strength of 1.40 T?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

See similar textbooks

Similar questions

A circular loop in the plane of a paper lies in a 0.65 T magnetic field pointing into the paper. The loop's diameter changes from 21.5 cm to 6.8 cm in 0.52 s . What is the magnitude of the average induced emf?
Circular wire coils with a diameter of 0.64 m are made up of 30 turns. In 0.40 s, it is turned 180 degrees and put in the Earth's magnetic field of 70.0 /T. What is the coil's typical emf output?
A 2.05 m length of wire is held in an east–west direction and moves horizontally to the north with a speed of 14.7 m/s. The vertical component of Earth's magnetic field in this region is 40.0 ?T directed downward. Calculate the induced emf between the ends of the wire and determine which end is positive. magnitude mV positive end
Suppose a 50 turn coil lies in the plane of the page in a uniform magnetic field that is directed into the page. The coil originally has an area of 0.25 m2 . It is squished to have no area in 0.125 s. What is the magnitude of the average induced emf in volts if the uniform magnetic field has a strength of 1.5 T?
A circular conducting loop with radius 2.80 cm is placed in a uniform magnetic field of 0.650 T with the plane of the coil perpendicular to the magnetic field as shown. Axis The magnetic field decreases to 0.190 T in a time interval of 28.0 ms. What is the average induced emf in the loop during this interval?
An emf is induced by rotating a 1047 turn, 20.0 cm diameter coil in the Earth's 3.13 10-5 T magnetic field. What average emf is induced, given the plane of the coil is originally perpendicular to the Earth's field and is rotated to be parallel to the field in 10.0 ms?
A generator has a N = 220-turn coil with a radius of 5.03 cm. It rotates with a frequency of f = 27 times per second in a B = 1.33 T magnetic field. What is the maximum emf induced in the coil?
A 140-turn circular coil has diameter 5.0 cm . A magnetic ﬁeld perpendicular to the coil is changing at 0.85 T/s . Can you help in conceptually understanding how to figure out the induced emf in the coil?
A circular loop is hanging on the wall. It has a radius of 33.3 cm and is comprised of ) 12 coils. There is a magnetic field perpendicular to the wall, coming out of the wall, that grows from 1.5 T to 7.5 T in 3.0 seconds. The coil has a resistance of 3.752, what is the magnitude and direction of the induced current in the coil?