What is the radius of a tightly wound solenoid that has 180 turns if a change in its internal magnetic field of 4.0 T/s causes a 3.0 A current to flow? The resistance of the circuit that contains the solenoid is 15 Ω. The only emf source for the circuit is the induced emf.
Group of answer choices
0.32 m
0.14 m
0.009 m
0.038 m
What is the radius of a tightly wound solenoid that has 180 turns if a change...
What is the radius of a tightly wound solenoid of circular cross-section that has 130 turns if a change in its internal magnetic field of 4.0 T/s causes a 4.5 A current to flow? The resistance of the circuit that contains the solenoid is 17 Ω. The only emf source for the circuit is the induced emf.
A solenoid of length 40 cm has 380 turns of radius 2.2 cm. A tightly wound coil with 12 turns of radius 5.8 cm is placed around the solenoid. The axes of the coil and solenoid coincide. Find the emf induced in the coil if the current in the solenoid varies according to I=5.8sin(50πt) A. Answer: ______ cos(50πt) mV
A cylindrical solenoid 34 cm long with a radius of 7 mm has 475 tightly-wound turns of wire uniformly distributed along its length (see the figure). Around the middle of the solenoid is a two-turn rectangular loop 3 cm by 2 cm made of resistive wire having a resistance of 130 ohms. One microsecond after connecting the loose wire to the battery to form a series circuit with the battery and a 20 resistor, what is the magnitude of the...
A 62.5 m length of insulated copper wire is wound to form a solenoid of radius 2.3 cm. The copper wire has a radius of 0.51mm. (Assume the resistivity of copper is ρ = 1.7 ✕ 10−8 Ω · m.) (a) What is the resistance of the wire? Ω (b) Treating each turn of the solenoid as a circle, how many turns can be made with the wire? turns (c) How long is the resulting solenoid? m (d) What is...
A cylindrical solenoid has a length of l = 160 cm. It is wound tightly with 4800 turns of wire, and the wire carries a current I = 4.0 μA. What is the magnetic field inside the solenoid?
A 62.5 m length of insulated copper wire is wound to form a solenoid of radius 2.3 cm. The copper wire has a radius of 0.51mm. (Assume the resistivity of copper is ρ = 1.7 ✕ 10−8 Ω · m.) (a) What is the resistance of the wire? Ω (b) Treating each turn of the solenoid as a circle, how many turns can be made with the wire? turns (c) How long is the resulting solenoid? m (d) What is...
A solenoid wound with 2020 turns/m is supplied with current that varies in time according to I = (4 A)sin(120πt), where t is in s. A small coaxial circular coil of 40 turns and radius r = 4.1 cm is located inside the solenoid near its center. (a) Derive an expression that describes the manner in which the emf in the small coil varies in time. (Use the following as necessary: t.) (b) At what average rate is energy transformed...
1)A solenoidal coil with 22 turns of wire is wound tightly around another coil with 350 turns. The inner solenoid is 25.0 cm long and has a diameter of 2.30 cm . At a certain time, the current in the inner solenoid is 0.110 A and is increasing at a rate of 1600 A/s . a)For this time, calculate the average magnetic flux through each turn of the inner solenoid. b)For this time, calculate the mutual inductance of the two...
A 57.0 m length of insulated copper wire is wound to form a solenoid of radius 2.1 cm. The copper wire has a radius of 0.51 mm. (Assume the resistivity of copper is ρ = 1.7 ✕ 10−8 Ω · m.) (a) If the solenoid is attached to a battery with an emf of 6.0 V and internal resistance of 350 mΩ, compute the time constant of the circuit. ____________ms (b) How long would it take to reach 99.9% of...
Part A A solenoidal coil with 25 turns of wire is wound tightly around another coil with 350 turns. The inner solenoid is 22.0 cm long and has a diameter of 2.40 cm. At a certain time, the current in the inner solenoid is 0.110 A and is increasing at a rate of 1700 A/s. For this time, calculate the average magnetic flux through each turn of the inner solenoid. Express your answer in webers. Ivo A20 ? Wb Submit...