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QUESTION 27 A circular coil of wire with radius 3 cm and 50 turns is placed...
A circular coil of wire with a radius 4 cm and 150 Turns is placed in...
A circular coil of wire with a radius 4 cm and 150 Turns is placed in a uniform magnetic field of magnitude 0.6 T. The magnetic field is parallel to the area vector; I.e. perpendicular to the plane of the coil. A)What is the magnetic flux through the coil? B)The magnetic field is decreased to 0T in .1 seconds. What is the magnitude of the emf induced in the coil during this time interval?C) If the coil has a resistance...
A circular coil of wire with radius 2 cm and 60 turns is placed in a...
A circular coil of wire with radius 2 cm and 60 turns is placed in a uniform magnetic field of magnitude 0.8 T. The magnetic field is parallel to the area vector; i.e. perpendicular to the plane of the coil. a) What is the magnetic flux through the coil? b) The magnetic field is decreased to 0 T in 0.1 s. What is the magnitude of the emf induced in the coil during this time interval? c) If the coil...
A circular coil that has N 280 turns and a radius of r 9.50 cm lies...
A circular coil that has N 280 turns and a radius of r 9.50 cm lies in a magnetic field that has a magnitude of Bo 0.0635 T directed perpendicular to the plane of the coil. what is the magnitude of the magnetic flux Φ B through the coil? T-m2 The magnetic field through the coil is increased steadily to 0.145 T over a time interval of 0.305 s. What is the magnitude |El of the emf induced in the...
A circular coil that has N = 210 turns and a radius of r = 9.00...
A circular coil that has N = 210 turns and a radius of r = 9.00 сm lies in a magnetic field that has a magnitude of Bo = 0.0600 T directed perpendicular to the plane of the coil. What is the magnitude of the magnetic flux Og through the coil? OB = 0.321 The magnetic field through the coil is increased steadily to 0.180 T over a time interval of 0.515 s. What is the magnitude El of the...
A circular coil that has 120 turns and a radius of 10.0 cm lies in a...
A circular coil that has 120 turns and a radius of 10.0 cm lies in a magnetic field that has a magnitude of 0.0650 T directed perpendicular to the coil. What is the magnetic flux through the coil? (Express your answer to three significant figures.) The magnetic field through the coil is increased steadily to 0.100 T over a time interval of 0.300 s. What is the magnitude of the emf induced in the coil during the time interval? (Express...
A circular coil of radius 5 cm has 50 turns of wire. The uniform magnetic field...
A circular coil of radius 5 cm has 50 turns of wire. The uniform magnetic field directed into the page/screen (see the figure below) is linearly increased in magnitude form 0 to 0.8 T. What time interval for this increase is needed to induce in the coil emf = 0.25 V? What is the direction of the induced emf (clockwise/counterclockwise)? Which law do we use?
A 141 turn circular coil of radius 2.61 cm is immersed in a uniform magnetic field...
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...
1) A 179‑turn circular coil of radius 3.55 cm and negligible resistance is immersed in a...
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 circular coil of radius 5 cm has 50 turns of wire. The uniform magnetic field...
A circular coil of radius 5 cm has 50 turns of wire. The uniform magnetic field directed into the page/screen (see the figure below) is linearly increased in magnitude form 0 to 0.8 T. What time interval for this increase is needed to induce in the coil emf = 0.25 V? What is the direction of the induced emf (clockwise/conterclockwise)? To solve this problem I used The Coulomb’s law; The Snall’s law; The Faradey’s law; The Lentz’s law; A and...
1. A 85 turn elastic circular coil of wire initially has a radius of 74.2 cm...
1. A 85 turn elastic circular coil of wire initially has a radius of 74.2 cm and is immersed in a uniform magnetic field with a strength of 0.495 T. At t 0, the coil is released and begins decreasing in radius at a constant rate of 7.22 cm/s. While it contracts, the number of turns does not change. a) Write the magnetic flux through a single turn of the coil as a function of time. (Hint: What causes the...
A circular coil of wire with radius 2 cm and 60 turns is placed in a uniform magnetic field of magnitude 0.8 T. The magnetic field is parallel to the area vector; i.e. perpendicular to the plane of the coil. a) What is the magnetic flux through the coil? b) The magnetic field is decreased to 0 T in 0.1 s. What is the magnitude of the emf induced in the coil during this time interval? c) If the coil...
A circular coil that has N 280 turns and a radius of r 9.50 cm lies in a magnetic field that has a magnitude of Bo 0.0635 T directed perpendicular to the plane of the coil. what is the magnitude of the magnetic flux Φ B through the coil? T-m2 The magnetic field through the coil is increased steadily to 0.145 T over a time interval of 0.305 s. What is the magnitude |El of the emf induced in the...
A circular coil that has N = 210 turns and a radius of r = 9.00 сm lies in a magnetic field that has a magnitude of Bo = 0.0600 T directed perpendicular to the plane of the coil. What is the magnitude of the magnetic flux Og through the coil? OB = 0.321 The magnetic field through the coil is increased steadily to 0.180 T over a time interval of 0.515 s. What is the magnitude El of the...
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...
1. A 85 turn elastic circular coil of wire initially has a radius of 74.2 cm and is immersed in a uniform magnetic field with a strength of 0.495 T. At t 0, the coil is released and begins decreasing in radius at a constant rate of 7.22 cm/s. While it contracts, the number of turns does not change. a) Write the magnetic flux through a single turn of the coil as a function of time. (Hint: What causes the...
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