At the instant when the current in a coil is increasing at a rate of 0.25...
At the instant when the current in a coil is increasing at a rate of 0.25 A/s, the magnitude of the self-induced emf is 0.021 V. What is the inductance of the coil?
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At the instant when the current in a coil is increasing at a
rate of 0.25...
At the instant when the current in an inductor is increasing at a rate of 0.063...
At the instant when the current in an inductor is increasing at a rate of 0.063 A/s, the magnitude of the self-induced emf is 0.0240 v. (a) What is the inductance of the inductor? (b) If the inductor is a solenoid with 275 turns, what is the average magnetic flux through each turn when the current is 0.850 A? Wb
Question 1: The armature of a small generator consists of a flat, square coil with 180...
Question 1: The armature of a small generator consists of a flat, square coil with 180 turns and sides with a length of 1.70 cm. The coil rotates in a magnetic field of 7.55×10−2 T. What is the angular speed of the coil if the maximum emf produced is 2.10×10−2 V? Question2: At the instant when the current in an inductor is increasing at a rate of 6.40×10−2 A/s , the magnitude of the self-induced emf is 1.65×10−2 V ....
An EMF of 0.524 V is induced across a coil when the current through it changes...
An EMF of 0.524 V is induced across a coil when the current through it changes uniformly from 0.10 to 0.60 A in 0.597 s. What is the self-inductance of the coil? .60 A in 0.597 s. What is the self-inductance of t
ogf induced in a coil is 0.72 V when the current in the coil changes to...
ogf induced in a coil is 0.72 V when the current in the coil changes to 1.6 A in 0.25 s. What is the self-inductance L of the coil? An alternating voltage with a peak voltage of 12 V and a frequency 60 Hz is connected in series to a resistor with resistance R : 10 ?, a capacitor with capacitance C-1000 ?F, and an inductor with inductance L 500 mH. Determine the root-mean-square current in the circuit. (a)
a. A coil of wire with 209 circular turns of radius 3.10 cm is in a...
a. A coil of wire with 209 circular turns of radius 3.10 cm is in a uniform magnetic field along the axis of the coil. The coil has R = 41.5 Ω . At what rate, in teslas per second, must the magnetic field be changing to induce a current of 0.149 A in the coil? b. A closely wound rectangular coil of 90.0 turns has dimensions of 30.0 cm by 47.0 cm . The plane of the coil is...
A coil has 460 turns and self-inductance 7.50 mH. The current in the coil varies with...
A coil has 460 turns and self-inductance 7.50 mH. The current in the coil varies with time according to i=(680mA)cos[πt/(0.0250s)]. What is the maximum emf induced in the coil? What is the maximum average flux through each turn of the coil? At t=0.0180 s, what is the magnitude of the induced emf?
10. A coil has 400 turns and self-inductance 4.80 mH. The current in the coil varies...
10. A coil has 400 turns and self-inductance 4.80 mH. The current in the coil varies with time according to i=(680mA)cos(att/0.0250s). (a) What is the maximum emf induced in the coil? (b) What is the maximum average flux through each turn of the coil? (c) At t= 0.0180 s, what is the magnitude of the induced emf?
An emf of 20.0 mV is induced in a 460-turn coil when the current is changing...
An emf of 20.0 mV is induced in a 460-turn coil when the current is changing at the rate of 10.0 A/s. What is the magnetic flux through each turn of the coil at an instant when the current is 4.80 A? (Express the magnitude in µT · m2)
8. A coil has 1000 turns. When the current in the coil is 4.00 A, the...
8. A coil has 1000 turns. When the current in the coil is 4.00 A, the average flux through each turn of the coil is 0.0250 Wb. What is the self-induced emf in the coil (in V) when the current in the coil is changing at a rate of 12.0 A/S? (A) 93.8 (B) 826 (C) 75.0 (D) 41.5 (E) 50.0 (F) 675
8. A coil has 1000 turns. When the current in the coil is 4.00 A, the...
8. A coil has 1000 turns. When the current in the coil is 4.00 A, the average flux through each turn of the coil is 0.0250 Wb. What is the self-induced emf in the coil (in V) when the current in the coil is changing at a rate of 12.0 A/s? (A) 93.8 (B) 82.6 (C) 75.0 (D) 41.5 (E) 50.0 (F) 67.5
At the instant when the current in an inductor is increasing at a rate of 0.063 A/s, the magnitude of the self-induced emf is 0.0240 v. (a) What is the inductance of the inductor? (b) If the inductor is a solenoid with 275 turns, what is the average magnetic flux through each turn when the current is 0.850 A? Wb
An EMF of 0.524 V is induced across a coil when the current through it changes uniformly from 0.10 to 0.60 A in 0.597 s. What is the self-inductance of the coil? .60 A in 0.597 s. What is the self-inductance of t
ogf induced in a coil is 0.72 V when the current in the coil changes to 1.6 A in 0.25 s. What is the self-inductance L of the coil? An alternating voltage with a peak voltage of 12 V and a frequency 60 Hz is connected in series to a resistor with resistance R : 10 ?, a capacitor with capacitance C-1000 ?F, and an inductor with inductance L 500 mH. Determine the root-mean-square current in the circuit. (a)
10. A coil has 400 turns and self-inductance 4.80 mH. The current in the coil varies with time according to i=(680mA)cos(att/0.0250s). (a) What is the maximum emf induced in the coil? (b) What is the maximum average flux through each turn of the coil? (c) At t= 0.0180 s, what is the magnitude of the induced emf?
8. A coil has 1000 turns. When the current in the coil is 4.00 A, the average flux through each turn of the coil is 0.0250 Wb. What is the self-induced emf in the coil (in V) when the current in the coil is changing at a rate of 12.0 A/S? (A) 93.8 (B) 826 (C) 75.0 (D) 41.5 (E) 50.0 (F) 675
8. A coil has 1000 turns. When the current in the coil is 4.00 A, the average flux through each turn of the coil is 0.0250 Wb. What is the self-induced emf in the coil (in V) when the current in the coil is changing at a rate of 12.0 A/s? (A) 93.8 (B) 82.6 (C) 75.0 (D) 41.5 (E) 50.0 (F) 67.5
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