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4. (10 points) What is the maximum torque on a 500-turn circular coil of radius 0.5cm...
A 53.0-turn circular coil of radius 5.50 cm
can be oriented in any direction in a uniform magnetic field having
a magnitude of 0.540 T. If the coil carries a current of 23.7 mA,
find the magnitude of the maximum possible torque exerted on the
coil.
magnitude of 0.540 T. If the coil carries a current of 23.7 mA, find the magnitude of the maximum possible torque exerted on the coil.
A 45.5-turn circular coil of radius 4.95 cm can be oriented in any direction in a uniform magnetic field having a magnitude of 0.460 T. If the coil carries a current of 24.3 mA, find the magnitude of the maximum possible torque exerted on the coil.
A 54.5-turn circular coil of radius 4.70 cm can be oriented in any direction in a uniform magnetic field having a magnitude of 0.495 T. If the coil carries a current of 23.3 mA, find the magnitude of the maximum possible torque exerted on the coil. ________ N · m
A circular loop of radius 12 cm carries a current of 10 A. A flat coil of radius 0.79 cm, having 59 turns and a current of 1.1 A, is concentric with the loop. The plane of the loop is perpendicular to the plane of the coil. Assume the loop's magnetic field is uniform across the coil. What is the magnitude of (a) the magnetic field produced by the loop at its center and (b) the torque on the coil...
A circular loop of radius 18 cm carries a current of 10 A. A flat coil of radius 0.62 cm, having 39 turns and a current of 1.6 A, is concentric with the loop. The plane of the loop is perpendicular to the plane of the coil. Assume the loop's magnetic field is uniform across the coil. What is the magnitude of (a) the magnetic field produced by the loop at its center and (b) the torque on the coil...
A 65-turn circular coil (radius = 31 cm) with a total resistance of 5.4 ? is placed in a uniform magnetic field directed perpendicular to the plane of the coil. The magnitude of this field varies with time according to B = A sin(?t), where the amplitude is A = 110 ?T and the angular frequency is ? = 50 ? rad/s. What is the magnitude of the current (in mA) induced in the coil at t = 39 ms?
1) A 179‑turn circular coil of radius 3.55 cm and negligible resistance is immersed in a uniform magnetic field that is perpendicular to the plane of the coil. The coil is connected to a 13.7 Ω resistor to create a closed circuit. During a time interval of 0.121 s, the magnetic field strength decreases uniformly from 0.643 T to zero. Find the energy, in millijoules, that is dissipated in the resistor during this time interval. energy: mJ 2) You decide...
A 141 turn circular coil of radius 2.61 cm is immersed in a
uniform magnetic field that is perpendicular to the plane of the
coil. Over an interval of 0.177 s , the magnetic field strength
increases from 53.1 mT to 96.9 mT . Find the magnitude of the
average emf avg induced in the coil during this time interval, in
millivolts.
A 141 turn circular coil of radius 2.61 cm is immersed in a uniform magnetic field that is...
A circular coil consisting of a single loop of wire has a radius of 8.28 cm and carries a current of 9.16 A. It is placed in a uniform external magnetic field, so that the normal to the loop makes an angle of θ = 80.4° with the direction of the field. If the coil feels a torque of 1.39×10−2 Nm, what is the magnitude of the magnetic field?
A 161-turn circular coil of radius 2.41 cm and negligible resistance is immersed in a uniform magnetic field that is perpendicular to the plane of the coil. The coil is connected to a 12.5 12 resistor to create a closed circuit. During a time interval of 0.133 s, the magnetic field strength decreases uniformly from 0.417 T to zero. Find the energy E in millijoules that is dissipated in the resistor during this time interval. E = 11.515 mJ Incorrect