Physics, 18.11.2020 17:30 gavincoscarat760
Question 7 of 20 A permanent magnet is placed in a coil of wire. If there is no electric current in the wire, which statement must be true? A. The magnet is moving relative to the wire. B. The magnet is not moving relative to the wire. C. The magnet is longer than the coil of wire. D. The magnet is shorter than the coil of wire.
Answers: 1
Physics, 22.06.2019 10:30, dontcareanyonemo
Avery long solenoid of inner radius 2.75 cm creates an oscillating magnetic field of the form = for this solenoid, =0.00425 t and =319 rad/s. (a)what is the maximum value of the induced electric field at a perpendicular distance 1.45 cm from the axis of the solenoid? (b) what is the maximum value of the inducted electric field at a point 5.85 cm perpendicular from the axis of the solenoid?
Answers: 1
Physics, 23.06.2019 02:00, jocelyn7575
Provides most of the energy used in the world today. question 4 options: wind fossil fuel moving water sunlight
Answers: 1
Physics, 23.06.2019 07:00, samangelzrose3576
The doctor lands his tardis on a planet whose radius is 1.2x10^7m the acceleration due to gravity is 18m/s^2. what is the mass of the planet
Answers: 1
Question 7 of 20 A permanent magnet is placed in a coil of wire. If there is no electric current in...
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