36. A solenoid of length 0.75 m has a radius 0.092 m. A current of 25 A flows through its 4 700 turns. Within this solenoid a 0.10 m long conductor moves at 4.3 m/s perpendicular to the field in the solenoid. What emf is induced between the ends of the conductor? A. 0.085 V 0.197 V C. 0.430 V D. 4.80 V P B.

36. A solenoid of length 0.75 m has a radius 0.092 m. A current of 25 A flows through its 4 700 turns. Within this solenoid a 0.10 m long conductor moves at 4.3 m/s perpendicular to the field in the solenoid. What emf is induced between the ends of the conductor? A. 0.085 V 0.197 V C. 0.430 V D. 4.80 V P B.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter11: Magnetic Forces And Fields

Section: Chapter Questions

Problem 40P: (a) What is the maximum torque on a 150-tum square loop of wire 13.0 cm oil a side that carries a...

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(a) What is the maximum torque on a 150-tum square loop of wire 13.0 cm oil a side that carries a 50.0-A current in a 1.60-T field? (b) Wliat is the torque when d is 10.9s?
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q20
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1. A 1.50 V battery is connected in series with a capacitor and a 275Ω resistor. a. What is the charge and the voltage across the capacitor immediately after the switch is closed? b. At steady state, what will be the potential across the capacitor? 2. A loop of wire in the form of a square 1.50 m on each side, its plane makes an angle of 40.0° with a uniform magnetic field of 0.95 T. What is the magnetic flux through the loop?
3. A wire is moving on frictionless rails in a uniform magnetic field, as shown to the right. The wire is part of a complete circuit with a resistance R. a. If the magnetic field is 0.05 T and the wire is 5 cm long, what speed is necessary to produce an emf of 2 mV across the ends of the wire? b. If the resistance is 20 2, what is the current in the circuit?
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