A copper wire makes up a 139 turns, 5.60 cm diameter coil. The resistance of the coil is 3.40 Ω. There is a magnetic field parallel to the axis of the coil. If the induced current in the coil is 2.20 A, what is the rate of change of the magnetic field?
A copper wire makes up a 139 turns, 5.60 cm diameter coil. The resistance of the...
2. A 0.800 mm diameter copper wire makes up a 108 turns, 8.30 cm diameter coil. There is a magnetic field parallel to the axis of the coil. If the induced current in the coil is 5.00 A, what is the rate of change of the magnetic field? A. 7.30×10-6 T/s B. 880. T/s C. 8.15 T/s D. 0.0785 T/s 3. A 11.0 mH inductor makes the current drop from 151 mA to 62.0 mA in only 6.00 μs. What...
A 22.0-cm-diameter coil consists of 30 turns of circular copper wire 2.8 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 9.35×10−3 T/s . The resistivity of copper is 1.68×10−8Ω⋅m. Determine the current in the loop. Determine the rate at which thermal energy is produced.
a. A coil of wire with 209 circular turns of radius 3.10 cm is in a uniform magnetic field along the axis of the coil. The coil has R = 41.5 Ω . At what rate, in teslas per second, must the magnetic field be changing to induce a current of 0.149 A in the coil? b. A closely wound rectangular coil of 90.0 turns has dimensions of 30.0 cm by 47.0 cm . The plane of the coil is...
LONG PROBLEM B. SUBMIT YOUR FINAL NUMERICAL RESULT BELOW, AND SUBMIT YOUR FULL WORK SHOWING ALL STEPS ON CANVAS AFTER THE TEST, WITHIN THE ALLOWED TIME. A copper wire makes up a 67.0 turns, 7.50 cm diameter coil. The resistance of the coil is 3.60 0. There is a magnetic field parallel to the axis of the coil. If the induced current in the coil is 5.20 A, what is the rate of change of the magnetic field?
A 30.0 cm diameter coil consists of 37 turns of cylindrical copper wire 2.40 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 9.50 x 10-3 T/s. Determine the current in the loop in milli-amps (the resistivity for copper is 1.72 x 10-8 Ω.m).
A 20.8 cm -diameter coil consists of 30 turns of circular copper wire 2.4 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 7.64×10−3 T/s . PART A: Determine the current in the loop. PART B: Determine the rate at which thermal energy is produced.
A 22.0-cm-diameter coil consists of 28 turns of circular copper wire 2.6 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 8.65 * 10 -3 T / s . Determine: the rate at which thermal energy is produced ans: _ W
A 75.0 Ω circular coil of wire of 25 turns, 15.00 cm in diameter, is rotated at an angular velocity of 314 rad/s in an external magnetic field of 2.50 T. Find (a) the maximum induced emf, (b) the frequency of the alternating emf, (c) the maximum current in the coil, and (d) the instantaneous current at 7.00 s (in radians).
A 24.0-cm diameter coil consists of 45 turns of circular copper wire 3.0 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 7.85×10−3 T/s . The resistivity of copper is 1.68×10−8Ω⋅m. Determine the current in the loop. (Express your answer to two significant figures and include the appropriate units.) Determine the rate at which thermal energy is produced. (Express your answer to two significant figures and include the appropriate units.)
A 24.0-cm diameter coil consists of 45 turns of circular copper wire 3.0 mm in diameter. A uniform magnetic field, perpendicular to the plane of the coil, changes at a rate of 7.85×10−3 T/s .The resistivity of copper is 1.68×10−8Ω⋅m. a) Determine the current in the loop. (Express your answer to two significant figures and include the appropriate units.) b) Determine the rate at which thermal energy is produced.(Express your answer to two significant figures and include the appropriate units)