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wo ·XXI. INDUCTANCE A long solenoid has 150 turns/m and a radius of 5 cm. A...
A long solenoid has 470 turns per meter. A coil of radius 1.1 cm with 30...
A long solenoid has 470 turns per meter. A coil of radius 1.1 cm with 30 turns of insulated wire is placed inside the solenoid, its axis parallel to the axis of the solenoid. (a) What is the mutual inductance? H (b) What emf will be induced around the coil if the current in the solenoid winding changes at the rate of 180 A/s? V
A solenoid of length 40 cm has 380 turns of radius 2.2 cm. A tightly wound...
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
4. A 500-turn solenoid has a length of 10.0 cm and a radius of 1.00 cm....
4. A 500-turn solenoid has a length of 10.0 cm and a radius of 1.00 cm. (a) If you are facing the opening in the front of the solenoid, what current would be needed in the solenoid (magnitude and direction) to generate a magnetic field of 2.51 x 10T pointing directly towards you? (6) A second coil of ten turns is wrapped tightly around the solenoid, so it can be considered to have the same radius as the solenoid. The...
Long solenoid has 210 turns/cm and carries a current i = 1.5A; its radius is 1.8...
Long solenoid has 210 turns/cm and carries a current i = 1.5A; its radius is 1.8 cm. A coil of 129 turns and diameter 6.7 cm is placed outside the solenoid as shown in the figure. If the current in the solenoid is decreased to zero during 25 ms, what is the magnitude of the emf induced in the coil during this time interval? Coil OO Solenoid Select one a 208.02 mv C 5.5.59 mv OC 1.61 mv O d....
Ex2.(10 pts) A circular loop of radius 1.0 cm is placed around a long-ideal solenoid of...
Ex2.(10 pts) A circular loop of radius 1.0 cm is placed around a long-ideal solenoid of 2 mm in radius and with 5,000 turns/m. The central axes of the loop and the solenoid coincide. Draw the system solenoid-coil. In 1 ms, the electric current in the solenoid increases from 1.0 Amp to 1.50 Amp. Find the average emf in the coil. nd the
A solenoid has a radius Rs 15.0 cm, length L 3.50 m, and Ns 6500 turns....
A solenoid has a radius Rs 15.0 cm, length L 3.50 m, and Ns 6500 turns. The current in the solenoid decreases at the rate of 69.0 A/s. A circular coil with a single turn and radius rc 22.0 cm encircles the solenoid with its plane perpendicular to the axis of the solenoid. Determine the magnitude of the average induced electric field in the coil. 1.77E-2X How is the emf over a closed path related to the electric field around...
4) Induction Effect. A very long solenoid of radius R-2.5 cm has n 5 turns/cm. Starting...
4) Induction Effect. A very long solenoid of radius R-2.5 cm has n 5 turns/cm. Starting from an initial current of io 50 A at 1 = 0, a steadily increasing current is driven through the coils of the solenoid, at a rate of didt = 10 A/s. The solenoid is surrounded by a square flat "pickup" coil of N= 100 turns and of side lengthに10 cm (oriented with its plane perpendicular to, and its center at, the solenoid axis)....
Please answer all three questions. A 22.0 cm long solenoid carries a current of 150 mA,...
Please answer all three questions.
A 22.0 cm long solenoid carries a current of 150 mA, which sets up a magnetic field of strength 850 uT at its center. How many total turns does this solenoid have? Two straight wires, of lengths 2.5 m and 5.0 m, are placed a distance of 15.0 cm apart, with their lengths parallel. If they both carry currents of 10.0 A in opposite directions, what is the magnitude of the force between them, and...
5) A solenoid comprises 500,000 turns of wire and is 10 cm long and 1.0 cm...
5) A solenoid comprises 500,000 turns of wire and is 10 cm long
and 1.0 cm in radius.
a) Find the resultant magnetic field inside the coil if a current
of 1 μA flows through the wire.
b) How would this change if the core is filled with mumetal (μ =
300 μ0 ).
6) The solenoid of Q5 is placed in a region where the perpendicular
magnetic field strength is varying sinusoidally by 20 μT at a rate
of...
A coil of 15 turns and radius 10.0 cm surrounds a long solenoid of radius 1.70 cm
A coil of 15 turns and radius 10.0 cm surrounds a long solenoid of radius 1.70 cm and 1.00 × 10³ turns/meter (see figure below). The current in the solenoid changes as I=5.00 sin 120 t, where I is in amperes and t is in seconds. Find the induced emf (in volts) in the 15-turn coil as a function of time.ɛ= _______
4. A 500-turn solenoid has a length of 10.0 cm and a radius of 1.00 cm. (a) If you are facing the opening in the front of the solenoid, what current would be needed in the solenoid (magnitude and direction) to generate a magnetic field of 2.51 x 10T pointing directly towards you? (6) A second coil of ten turns is wrapped tightly around the solenoid, so it can be considered to have the same radius as the solenoid. The...
Long solenoid has 210 turns/cm and carries a current i = 1.5A; its radius is 1.8 cm. A coil of 129 turns and diameter 6.7 cm is placed outside the solenoid as shown in the figure. If the current in the solenoid is decreased to zero during 25 ms, what is the magnitude of the emf induced in the coil during this time interval? Coil OO Solenoid Select one a 208.02 mv C 5.5.59 mv OC 1.61 mv O d....
Ex2.(10 pts) A circular loop of radius 1.0 cm is placed around a long-ideal solenoid of 2 mm in radius and with 5,000 turns/m. The central axes of the loop and the solenoid coincide. Draw the system solenoid-coil. In 1 ms, the electric current in the solenoid increases from 1.0 Amp to 1.50 Amp. Find the average emf in the coil. nd the
A solenoid has a radius Rs 15.0 cm, length L 3.50 m, and Ns 6500 turns. The current in the solenoid decreases at the rate of 69.0 A/s. A circular coil with a single turn and radius rc 22.0 cm encircles the solenoid with its plane perpendicular to the axis of the solenoid. Determine the magnitude of the average induced electric field in the coil. 1.77E-2X How is the emf over a closed path related to the electric field around...
4) Induction Effect. A very long solenoid of radius R-2.5 cm has n 5 turns/cm. Starting from an initial current of io 50 A at 1 = 0, a steadily increasing current is driven through the coils of the solenoid, at a rate of didt = 10 A/s. The solenoid is surrounded by a square flat "pickup" coil of N= 100 turns and of side lengthに10 cm (oriented with its plane perpendicular to, and its center at, the solenoid axis)....
Please answer all three questions.
A 22.0 cm long solenoid carries a current of 150 mA, which sets up a magnetic field of strength 850 uT at its center. How many total turns does this solenoid have? Two straight wires, of lengths 2.5 m and 5.0 m, are placed a distance of 15.0 cm apart, with their lengths parallel. If they both carry currents of 10.0 A in opposite directions, what is the magnitude of the force between them, and...
5) A solenoid comprises 500,000 turns of wire and is 10 cm long
and 1.0 cm in radius.
a) Find the resultant magnetic field inside the coil if a current
of 1 μA flows through the wire.
b) How would this change if the core is filled with mumetal (μ =
300 μ0 ).
6) The solenoid of Q5 is placed in a region where the perpendicular
magnetic field strength is varying sinusoidally by 20 μT at a rate
of...
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