A coil 5.0 cm in radius, containing 300 turns, is placed in a uniform magnetic field...
A coil 5.0 cm in radius, containing 300 turns, is placed in a uniform magnetic field that varies with time according to B(t)=0.5+0.5/t+0.5t Tesla. The coil is connected to a 200 Ω resistor and its n ̂ unit vector is collinear with B.
A) What is the magnetic flux in Wb through the coil at t = 2 sec?
B) What is the magnitude of the induced emf in V in the coil?
C) What is the current in A through the resistor at t = 2 sec?
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A coil 5.0 cm in radius, containing 300 turns, is placed in a
uniform magnetic field...
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A coil 3.55 cm radius, containing 560 turns, is placed in a uniform magnetic field that varies with time according to B=( 1.20×10−2 T/s )t+( 2.65×10−5 T/s4 )t4. The coil is connected to a 630-Ω resistor, and its plane is perpendicular to the magnetic field. You can ignore the resistance of the coil. What is the current in the resistor at time t0 = 5.50 s? I=?
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