A 0.5 T magnetic field is measured at the center of a 10-turn ideal (thin) wire coil that has a 2.0 A current through it. What is the radius of the wire coil?
A 0.5 T magnetic field is measured at the center of a 10-turn ideal (thin) wire...
A 0.50 T magnetic field is measured at the center of 10-turn ideal (thin) wire coil that has a 2.0A current though it. What is the radius of the wire coil?
Question 4; 4a. A 0.5 m wire moves perpendicular to a .02 T magnetic field at a speed of 25 m’s. Find the induced e.m.f. in the wire. 4b. A circular coil of wire has 100 turns, an internal area of 0.25 m2. A magnetic field inside the coil changes form 0.02 T to 0.08 T in 0.001 seconds. Find the induced e.m.f. in the coil. 4c. Find the magnetic flux inside a coil that has a magnetic field of...
The magnetic flux that passes through one turn of a 30-turn coil of wire changes to 2.0 Wb from 11.0 Wb in a time of 0.028 s. The average induced current in the coil is 155 A. What is the resistance of the wire? (10 points) 1) 2) A proto n in a particle accelerator has a speed of 5.0 X 10 m/s. The proton encounters a magnetic field whose magnitude is 0.40 T a) Find the magnitude of the...
Questions/Assignments an expression for the magnetic field at the center of circular loop of current carrying wire erive an expression for the magnetic field at a point on the axis of circular current carrying wire. 3. D erive an expression for the magnetic field at a point distance x away(along the dipole) due to magnetic dipole of moment M. 4. Derive an expression for the magnetic field at a point distance x away (along the perpendicular bisector) due to a...
6. A magnetic field of 0.3 T points out of the page. A 20 turn coil of wire with a radius of 5 cm is lying in the plane of the page. The coil has a resistance of 75 22 Coil The coil is flipped over in 0.1 seconds. During this time (a) What is the voltage in the coil? (b) How much current flows in the coil? (c) How much energy is used up by the resistance of the...
Find the magnitude of the magnetic field at the center of a 81 turn
circular coil with radius 15.5cm, when a current of 2.03 A flows in
it.
3. (15 points) A 400 turn solenoid 5.0 cm long, has a circular cross section of 0.75 cm2. A 20 turn coil is wound tightly around the center of the solenoid. If the current in the solenoid is changing according to I 6.0(1 + e-) A, what will be induced current in the short coil at t 0.50 s if the resistance of the short coil is 0.0015 2? (15 points) A 2.0 m long wire stretches along z axes...
The magnetic flux that passes through one turn of a 10-turn coil of wire changes to 3.0 Wb from 9.0 Wb in a time of 0.024 s. The average induced current in the coil is 100 A. What is the resistance of the wire?
The magnetic field between the poles of an electromagnet is 3.30 T. A coil of wire is placed in this region so that the field is parallel to the axis of the coil. The coil has electrical resistance 24.6 Ω and radius 1.80 cm. When the current supply to the electromagnet is shut off, the total charge that flows through the coil is 9.00 mC. How many turns are there in the coil?
A 1300-turn coil of wire that is 2.10 cm in diameter is in a magnetic field that drops from 0.130 T to 0 T in 12.0 ms. The axis of the coil is parallel to the field. Question: What is the emf of the coil? (in V) Please explain