Question

A 1000 turn loop of wire has a radius of 7 centimeters. It is placed in...

A 1000 turn loop of wire has a radius of 7 centimeters. It is placed in a uniform magnetic field at an angle of 30o with a magnitude that is changing at a rate of 4/10 Tesla per second. Find the magnitude of the emf induced in the antenna.Immersive Reader

Homework Answers

Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A two-turn circular wire loop of radius 0.737 m lies in a plane perpendicular to a...
A two-turn circular wire loop of radius 0.737 m lies in a plane perpendicular to a uniform magnetic field of magnitude 0.591 T. If the entire wire is reshaped from a twoturn circle to a one-turn circle in 0.116 s (while remaining in the same plane), what is the magnitude of the average induced emf E in the wire during this time? Use Faraday’s law in the form E = − ∆(N Φ) ∆t . Answer in units of V.
A circular wire loop of radius rr = 16 cmcm is immersed in a uniform magnetic...
A circular wire loop of radius rr = 16 cmcm is immersed in a uniform magnetic field BB = 0.375 TT with its plane normal to the direction of the field. If the field magnitude then decreases at a constant rate of −1.2×10−2 T/sT/s , at what rate should rr increase so that the induced emf within the loop is zero?
A wire loop of radius 10 cm has a resistance of 2.0 ?. The loop is...
A wire loop of radius 10 cm has a resistance of 2.0 ?. The loop is at right angles to a uniform magnetic field B. The field strength is changing at a rate of ?B/?t = 0.10 T/s. What is themagnitude of the induced current in the loop? A. 4.3 mA B. 0.3 mA C. 2.9 mA D. 1.0 mA E. 1.6 mA
A five-turn circular wire coil of radius 0.425 m lies in a plane perpendicular to a...
A five-turn circular wire coil of radius 0.425 m lies in a plane perpendicular to a uniform magnetic field of magnitude 0.370 T. If the wire is reshaped from a five-turn circle to a three-turn circle in 0.101 s (while remaining in the same plane), what is the average induced emf in the wire during this time?
Shrinking Loop. A circular loop of flexible iron wire has an initial circumference of 170 cmcm...
Shrinking Loop. A circular loop of flexible iron wire has an initial circumference of 170 cmcm , but its circumference is decreasing at a constant rate of 14.0 cm/scm/s due to a tangential pull on the wire. The loop is in a constant uniform magnetic field of magnitude 0.800 TT , which is oriented perpendicular to the plane of the loop. Assume that you are facing the loop and that the magnetic field points into the loop A. Find the...
A circular loop of wire with an area of .1m^2 is placed in a 2T magnetic...
A circular loop of wire with an area of .1m^2 is placed in a 2T magnetic field. The field increases at a rate of 0.2 T/S. What is the induced emf in the loop? What is the direction of the induced current in the loop?
6. A small 20-turn wire loop of area 5 mm2 is placed inside a long solenoid...
6. A small 20-turn wire loop of area 5 mm2 is placed inside a long solenoid that has 12000 turns/m and carries a sinusoidally varying current i of amplitude 3 A and angular frequency 500 rad/s. The central axes of the loop and solenoid coincide. What are the (a) magnetic field inside the loop? (b) magnetic flux trough the loop? (c) amplitude of emf induced in the loop?
Shrinking Loop. A circular loop of flexible iron wire has an initial circumference of 168 cm...
Shrinking Loop. A circular loop of flexible iron wire has an initial circumference of 168 cm , but its circumference is decreasing at a constant rate of 10.0 cm/s due to a tangential pull on the wire. The loop is in a constant uniform magnetic field of magnitude 1.00 T , which is oriented perpendicular to the plane of the loop. Assume that you are facing the loop and that the magnetic field points into the loop. Find the magnitude...
A circular coil of 312 winds of wire (radius = 7.0 cm, resistance = 7.4 Ω)...
A circular coil of 312 winds of wire (radius = 7.0 cm, resistance = 7.4 Ω) is placed in a uniform magnetic field that is perpendicular to the plane of the loop. The magnitude of the field changes with time according to ? = 90sin(7?) mT, where ? is measured in seconds. Determine the magnitude of the current induced in the loop at ?=?/7 s.
6: A single-turn circular loop of wire rests flat on this page. A magnetic field is...
6: A single-turn circular loop of wire rests flat on this page. A magnetic field is directed perpendicular to this page pointing outwards (towards you). When the magnetic field strength increases from 3.2 T to 6.5 T in 0.026 seconds, a 1 V emf is induced in the coil. a) Calculate the radius of the loop. b) State the direction of the induced current and briefly explain how you arrived at your answer.