The magnetic flux through one turn of a 60-turn coil of wire is reduced from 35 Wb to 5.0 Wb in 0.80 s, which results in an induced current of 360 A. What is the total resistance of the wire in the coil?

Q: A square loop of wire is rotating clockwise at a speed of 7.0 revolutions per second in a uniform…

A: w= 7 rev/sec = 7 *2π rad/sec B=0.02 T side = 15 cm = 0.15 m  area (A) = 0.15 * 0.15 = 0.0225 m2 R =…

Q: A circular coil of 20 turns and radius 5.0 cm is placed with its plane oriented at 90° to a uniform…

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Q: a stiff wire bent into a semicircle of radius a = 2.0 cm is rotated at constant angular speed 40…

A: The angular speed,

Q: By changing the magnetic flux through a coil of resistance 500 N, a current is induced in the coil…

A: Here we have to use Faraday law

Q: The magnetic flux through a coil of wire containing two loops changes from -57.1 Wb to 17.7 Wb in…

A: Faraday's law of electromagnetic induction states that the magnitude of induced emf is equal to the…

Q: 1. In a coil of resistance 100 2, a current is induced by changing the magnetic flux through it as…

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Q: A DC motor powered by a 15.0 V power supply has a 100-turn square coil with sides of length 10.0 cm…

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Q: A 3.0 -m bar moving through a uniform, 2.5 -T magnetic field with a speed of 2.0 m/s, oriented as…

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Q: The magnetic flux through a coil of wire containing 15 loops changes at a constant rate from 10Wb to…

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Q: A conducting loop with resitance 1.5 Q is placed perpendicular to a uniform 0.50 T magnetic field.…

A: Here given the resistance of the loop is 1.5 ohm. It is perpendicular to the uniform magnetic field…

Q: A rectangular coil of 100 turns measures 40.0 cm by 20.0 cm. This coil is placed next to an…

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Q: The bolt of lightning depicted in the figure below passes 200 m from a 105-turn coil oriented as…

A: d = 200 mN=105 turnsIf=0Ii=6.01×106 Ar=0.8 mt=10.9 ×10-6 sμ0=4π×10-7 Tm/A

Q: The magnetic flux through a coil is changing as shown in the figure below. At which times (indicated…

A: We know that, induced current is directly proportional to rate of change of magnetic flux.

Q: A flat coil enclosing an area of 0.19 m2 is rotating at 55 rev/s, with its axis of rotation…

A:

Q: The magnetic field perpendicular to a single 16.4 cm-diameter circular loop of copper wire decreases…

A: Given data : diameter of circular loop, D = 16.4 cm = 0.164 m initial magnetic field, B1 = 0.560 T…

Q: A coil of wire of 20 turns has across sectional area of 0.1 m?. A magnetic field of 0.5T passes…

A: Magnetic flux through coil is given by :- Φ=N.B.A.cosθ. Here, Φ = Total Magnetic flux through coil.…

Q: A 19.0 cm-diameter coil consists of 30 turns of circular copper wire 2.2 mm in diameter. A uniform…

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Q: The magnetic flux through a coil of wire changes from 9T m- to zero in a time of 0.50 s. What is the…

A: 18 V

Q: The magnetic flux through a coil of wire containing two loops changes at a constant rate from –58 Wb…

A: According to faraday's law of Electromagnetic induction, whenever flux passing through a coil…

Q: A straight wire with length of 28 cm sweeps across a 0.80 T magnetic field with a speed of 1.3 m/s.…

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Q: A straight wire with length of 28 cm sweeps across a 0.87 T magnetic field with a speed of 1.3 m/s.…

A: Given Information: The length of the wire is L=28 cm The magnetic field in the wire is B=0.87 T The…

Q: The plane of a rectangular coil, 5.0cm by 8.0cm is perpendicular to the direction of a magnetic…

A: Given that:- Induced current in the coil =10A Total resistance=8ohm

Q: A coil of wire of 10 turns has across sectional area of 0.08 m². A magnetic field of 0.4T passes…

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Q: There is a circular conducting loop with diameter = 8 cm that has 400 turns that is placed in a…

A: Diameter of loop, d=8cm⇒0.08m Number of turns, N=400 Initial magnetic field, B1=0.4T Final magnetic…

Q: A 0.5 m wire is moved AT AN ANGLE OF 250 to a 2.7 T magnetic field at a speed of 8.4 m/s. What emf…

A: Magnetic flux is defined as the product of the magnetic field and the specified area. If the…

Q: The magnetic field through a loop of area m2 and of resistance 10 Q. changes with time as shown in…

A: Given values:- Area,(A)=1 m2 ---(1) Resistance,(R)=10-ohm ----(2) Time,(t)=1 sec ----(3) First, we…

Q: A 100-turn, 5.0-cm-diameter coil is at rest with its axis vertical. A uniform magnetic field 60 ∘…

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Q: The magnetic flux through a wire loop of resistance 10.0 2 changes from 5.0 T. m² to 3.0 T.m² in 0.1…

A: Initial magnetic flux, f1 = 5 Tm2 Final magnetic flux, f2 = 3 Tm2 Time, t = 0.1 s Resistance, R = 10…

Q: A circular coil with 100 turns, a radius of 10 cm, and a resistance of 100 is placed perpendicular…

A: Determine the area of the coil.

Q: The armature of a small generator consists of a flat, square coil with 120 turns and sides with a…

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Q: A 2.5 cm radius single circular wire coil is removed from a 4.5 x 10 T magnetic field in 0.25 s.…

A: solution as

Q: A loop of wire enclosing an area of 0.09m2 has a magnetic field passing through its plane at an…

A: Given data: Area (A) = 0.09 m2 Component of magnetic field perpendicular to the plane = 0.12 T…

Q: The area of a 200 turn coil is 0.02 m². The resistance of the coil is 64 02. If the coil is oriented…

A: Solution: Given: n = number of turns of wire in coil = 200 A = area of coil = 0.02 m2 R = resistance…

Q: the magnetic field starts with a strength (B) of 50 mT into the paper and it decreases to zero and…

A: Given that, the magnetic field starts with a strength (B) of 50 mT into the paper and it decreases…

Q: A magnetic field increases from 0 to 0.55 T in 1.6 s. How manyturns of wire are needed in a circular…

A: The given values are, dB=0.55 Tdt=1.6 sd=12 cm=0.12 mε=9.0 Vr=d2=0.12 m2=0.06 m

Q: A conducting wire loop of radius 12 cm, that contains a 4.0-2 resistor, is in the presence of a…

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Q: the coil's sides are 14.6 cm long, the external magnetic field strength is Bext = 0.783 T, the coil…

A: Sides, a = 14.6 cm = 14.6×10-2 = 0.146 m Magnetic field, Bext = B = 0.783 T Number of turns, n = 37…

Q: A wire loop that encloses an area of 15 cm? is perpendicular to a magnetic field of 0.10 T. If the…

A: given data area = 15cm2 magnetic field = 0.10 T field is drops to 0.04 T in 0.2 s average emf…

Q: The magnetic flux through a wire loop of resistance 8.39 Ω changes from 4.7 T.m2 to 2.67 T.m2 in 0.1…

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Q: A 3.0 -m bar moving through a uniform, 2.5 -T magnetic field with a speed of 2.0 m/s, oriented as…

A: