(a) A physicist is constructing a solenoid. She has a roll of insulated copper wire and a power supply. She winds a single= 10.0 cm. The resulting solenoid is { = 85.0 cm long, and the= 0.100 cm. Assume the insulation is very thin, and adjacent turns of the wire are inlayer of the wire on a tube with a diameter of d.solenoidwire has a diameter of d,wirecontact. What power (in W) must be delivered to the solenoid if it is to produce a field of 9.40 mT at its center? (Theresistivity of copper is 1.70 × 10¬° Q · m.)WWhat If? Assume the maximum current the copper wire can safely carry is 24.0 A.(b) What is the maximum magnetic field (in T) in the solenoid? (Enter the magnitude.)(c) What is the maximum power (in W) delivered to the solenoid?W

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maximum current

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter13: Electromagnetic Induction

Section: Chapter Questions

Problem 54P: The current in a long solenoid of radius 3 cm and 20 turns cm is varied with time at a rate of 2...

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Question

(a) A physicist is constructing a solenoid. She has a roll of insulated copper wire and a power supply. She winds a single
= 10.0 cm. The resulting solenoid is { = 85.0 cm long, and the
= 0.100 cm. Assume the insulation is very thin, and adjacent turns of the wire are in
layer of the wire on a tube with a diameter of d.
solenoid
wire has a diameter of d,
wire
contact. What power (in W) must be delivered to the solenoid if it is to produce a field of 9.40 mT at its center? (The
resistivity of copper is 1.70 × 10¬° Q · m.)
W
What If? Assume the maximum current the copper wire can safely carry is 24.0 A.
(b) What is the maximum magnetic field (in T) in the solenoid? (Enter the magnitude.)
(c) What is the maximum power (in W) delivered to the solenoid?
W

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