Choose.. IL Induced current CGS unit of magnetic field Electromagnet Electric generator Force on a current carrying conductor Electromagnetic induction Hoi B = device which converts mechanical energy into electric energy. Lenz's law Magnetic induction at a point near a straight current carrying conductor Sl unit of magnetic field he phenomenon due to which a changing magnetic field within a closed ppper coil produces an electric current in the coil. BA cos e Choose... olenoid Choose... lagnetic flux (4B) Choose... irection of induced current Choose... esla or weber per square meter Choose... auss Choose...

Choose.. IL Induced current CGS unit of magnetic field Electromagnet Electric generator Force on a current carrying conductor Electromagnetic induction Hoi B = device which converts mechanical energy into electric energy. Lenz's law Magnetic induction at a point near a straight current carrying conductor Sl unit of magnetic field he phenomenon due to which a changing magnetic field within a closed ppper coil produces an electric current in the coil. BA cos e Choose... olenoid Choose... lagnetic flux (4B) Choose... irection of induced current Choose... esla or weber per square meter Choose... auss Choose...

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter13: Electromagnetic Induction

Section: Chapter Questions

Problem 90CP: A rectangular copper loop of mass 100 g and resistance 0.2 is in a region of uniform magnetic field...

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Similar questions

Unreasonable results To construct a non-mechanical water meter, a 0.500-T magnetic field is placed across the supply water pipe to a home and the Hall voltage is recorded, (a) Find the flow rate through a 3.00-cm-diameter pipe if the Hall voltage is 60.0 mV. (b) What would the Hail voltage be for the same flow rate through a 10,0-cm- diameter pipe with tire same field applied?
Is the direction of the magnetic field shown in Figure 24.6 (a) consistent with the right—hand rule for current (RHR-2) in the direction shown in the figure?
What is the value of the magnetic flux through the coil in Figure 23.56 (b) due to the wire?
The accompanying figure shows a metal disk of inner radius r1 and other radius r2 rotating at an angular velocity while in a uniform magnetic field directed parallel to the rotational axis. The brush leads of voltmeter are connected to the dark's inner and outer surfaces as shown. What is the reading of the voltmeter ?
Use Lenz’s law to determine tl direction of induced current in each case.
The magnetic flux through the loop shown in the accompanying figure varies with time according to m=2.00e3tsin(120t) , where m is in milliwebers. What are the direction and magnitude of the current through the 5.00 resistor at (a) t= 0; (b) t=2.17102 s and (c)t=3.00 s?
Explain why the magnetic field would not be unique (that is, not have a single value) at a point in space where magnetic field lines might cross. (Consider the direction of the field at such a point.)
When a magnet is thrust into a coil as in Figure 23.4(a), what is the direction of the louse exerted by the coil on the magnet? Draw a diagram showing the direction of the current induced in the coil and the magnetic field it produces, to justify your response. How does the magnitude of the force depend on the resistance of the galvanometer?
A square loop of side 2 cm is placed 1 cm from a long wire carrying a current that varies with time at a constant rate of 3 A/s as shown below. (a) Use Ampere’s law and find the magnetic field as a function of time from the current in the wire. (b) Determine the magnetic flux through the loop. (c) If the loop has a resistance of 3 how much induced current flows in the loop?
Does self-inductance depend on the value of the magnetic flux? Does depend on the current through the wire? Correlate your answers with the equation N=LI
A coil of area 0.100 m2 is rotating at 60.0 rev/s with the axis of rotation perpendicular to a 0.200-T magnetic field. (a) If the coil has 1 000 turns, what is the maximum emf generated in it? (b) What is the orientation of the coil with respect to the magnetic field when the maximum induced voltage occurs?
Make a drawing similar to Figure 23.14, but with the pendulum moving in the opposite direction. Then use Faraday’s law, Lenz’s law, and RHR—l to show that magnetic force opposes motion.