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Long solenoid has 210 turns/cm and carries a current i = 1.5A; its radius is 1.8...
A long solenoid has n = 380 turns per meter and carries a current given by I = 34.0(1 − e−1.60t ), where I is in amperes and t is in seconds. Inside the solenoid and coaxial with it is a coil that has a radius of R = 6.00 cm and consists of a total of N = 250 turns of fine wire (see figure below). What emf is induced in the coil by the changing current? (Use the...
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 solenoid with 1200 turns per meter has a diameter of 4.00 cm. A current I = 2.63 A flows in the clockwise direction in the solenoid. A rectangular loop of length L = 16.0 cm, width w = 12.5 cm, and 2 turns is centered on the axis of the solenoid. (a) Find the magnitude of the magnetic flux through the loop. What is the area over which the flux has a non-zero value? Wb (b) When the current...
3. Find the magnitude of the induced electric field outside a long solenoid at a distance rZR from its central axis if the solenoid is of radius R and hasn turns of wire per unit length and carries a time-varying current that varies sinusoidally as l = 1-cos cot where I-is maximum current and ω is the angular frequency of the current source. 4. A rectangular coil of N windings had an emf of 40 mV induced in it wher...
A solenoid with 1200 turns per meter has a diameter of 9.00 cm. A current I 2.51 A flows in the counterclockwise direction (when viewed from location P) in the solenoid. A rectangular loop of length L = 16.0 cm, width w = 12.5 cm, and 2 turns is centered on the axis of the solenoid. te1 (a) Find the magnitude of the magnetic flux through one turn of the rectangular loop (b) When the current is increased to 5.38...
A long solenoid has n=410 turns per meter and carries a current given by t=31.0(1-e-1.60t), where I is in amperes and t is in seconds. Inside the solenoid and coaxial with it is a coil that has a radius of R=6.00 cm and consists of a total of N=250 tums of fine wire (see figure below). What emf is induced in the coll by the changing current? (Use the following as necessary: t. Assume ε is in mV and t...
A very long, straight solenoid with a diameter of 3.00 cm is wound with 40 turns of wire per centimeter and the windings carry a current of 0.260 A. A second coil having N turns and a larger diameter is slipped over the solenoid so that the two are coaxial. The current in the solenoid is ramped down to zero over a period of 0.2s. What average emf is induced in the second coil if it has a diameter of...
A solenoid with 1200 turns per meter has a diameter of 8.00 cm. A current I = 2.60 A flows in the counterclockwise direction in the solenoid. A rectangular loop of length L = 16.0 cm, width w = 12.5 cm, and 2 turns is centered on the axis of the solenoid. (a) Find the magnitude of the magnetic flux through the loop. (b) When the current is increased to 5.39 A, the magnitude of the induced emf in the...
4. As shown below, a 120-turn coil of radius 1.8 cm and resistance 5.3 Q is coaxial with a solenoid of 220 turns/cm and diameter 3.2 cm. The solenoid current drops from 1.5 A to zero in time interval At= 25 ms. a. What magnitude of current is induced in the coil during At? (17 pts) b. Does the induced current rotate in the same or opposite direction as the current in the coil? Justify your answer to receive credit....
As shown below, a 120-turn coil of radius 1.8 cm and resistance 5.3 2 is coaxial with a solenoid of 220 turns/cm and diameter 3.2 cm. The solenoid current drops from 1.5 A to zero in time interval At = 25 ms. a. What magnitude of current is induced in the coil during At? (17 pts) b. Does the induced current rotate in the same or opposite direction as the current in the coil? Justify your answer to receive credit....