A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of 0.250 m². A coil having 180 turns and a total resistance of 19.0 N is placed around the electromagnet. The current in the electromagnet is then smoothly reduced until it reaches zero in 20.0 ms. What is the current induced in the coil? A

Q: 6. A 10 cm long rod is placed on two parallel rails so that it completes a loop. This device is…

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Q: A coil of wire with 130 turns and a cross-sectional area of 0.04 m^2 lies with its plane…

A: N = 130 A = 0.04 m2 B = 1.5 T t = 0.2 s ϕ = ? ε = ?

Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…

A: We can use Faraday's law of electromagnetic induction to find the induced current in the coil: ε =…

Q: A toroidally wound coil has an inner radius of 20 cm, an outer radius of 30 cm and is wound with…

A: To find-Magnitude of magnetic induction (B)=?Given-Central radius (r)=12(20+30)=25 cm=0.25…

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: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…

A: Given Data: Uniform magnetic field: B = 1.60 T Cross sectional area: A = 0.25 m2 No. of turns in…

Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…

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Q: A 450-loop circular armature coil with a diameter of 8.0 cm rotates at 12 rev/s in a uniform…

A: a. the rms voltage output of the generator is

Q: A circular coil of 50 turns and radius 8.0 cm is placed with its plain oriented at 90ﾟ to a magnetic…

A: Given data: Number of turns in the coil, N=50 The radius of the coil, r=8.0 cm=0.08 m The angle of…

Q: A metal conductor of length 25.0 cm moves to the right along a parallel metal rail with a constant…

A: Here Formula for emf = V×B = VB sin θ where θ is angle between Velocity (V) and Magnetic field (B)

Q: Assume that the magnet has a magnetic moment of μ = 0.39 A. m². The magnet is moving toward the coil…

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Q: 00 wire loops are wound together. The area of each is 0.0025 m2. The loops begin with the area…

A: Using the concept of electromagnetic induction,

Q: A 40 turn circular coil (radius = 4.0 cm, total resistance = 0.20 N) is placed in a uniform magnetic…

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Q: A 10 cm diameter circular loop of wire is in a 5.00 -T magnetic field. is removed from the field in…

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Q: A 40 turn circular coil (radius = 4.0 cm, total resistance = 0.20 Ω) is placed in a uniform magnetic…

A: Given, N=40 Radius,r= 0.04m resistance ,R= 0.2 ohm B=87 sin(10πt) t=0.07sec According to Lenz law,…

Q: starting with the normal of the plane of the coil perpendicular to the field. Assume that the…

A: Induced emf in any generator E = Eo sinwt Where Eo = peak emf = NABW W = angular speed B= magnetic…

Q: Assume that the magnet has a magnetic moment of μ = 0.39 A. m². The magnet is moving toward the coil…

A: Note: Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: The component of the external magnetic field along the central axis of a 125 turn circular coil of…

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Q: 4. A square loop of wire of side 0.20 m has a total resistance of 0.60 2. The loop is positioned in…

A: As per the guidelines, we can only answer three sub-parts of a question, sorry for the…

Q: Suppose a 57-turn coil lies in the plane of the page in a uniform magnetic field that is directed…

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Q: A 40 turn circular coil (radius = 4.0 cm, total resistance = 0.20 O) is placed in a uniform magnetic…

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Q: A square coil of wire has 10 turns and an area of 20 cm^2. The square coil is located in a variable…

A: Number of turns (N) = 10 turns Area of each turn (A) = 20 cm2θ = 45oThe magnetic field is plotted…

Q: A flat, rectangular coil consisting of 50 turns measures 25.0 cm by 30.0 cm. It is in a uniform,…

A: Given : N = 50 L = 25 cm = 0.25 m W = 30 cm = 0.30 m B = 1.2 T dt = 0.222 s θf = 0° θi = 90°

Q: A single turn coil of radius 4.50 cm is held in a vertical plane and a magnet is rapidly moved…

A: Ans:- Image-1

Q: A 15-turn circular coil has radius of r = 2 [cm] and a resistance of R = 10 [2]. The coil is in a…

A: No. Of turn (N)= 15 Radius of circular coil (R)=2cm=0.02m  Resistance (R)= 10 ohm magnetic field…

Q: A circular coil of 50 turns and radius 8.0cm is placed with its plane oriented at  90 degrees to a…

A: Given The number of turns in the coil is N=50 The radius of the coil is r=8.0 cm=0.08 m The angle…

Q: The component of the external magnetic field along the central axis of a 78 turn circular coil of…

A: Given: R=3 Ω t= 2s N=78 r= 32 cm = 0.32 m B=0.1 T

Q: . Find the emf (voltage) induced in the coil

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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: A loop of wire with an area of 0.10 m² is in a uniform magnetic field that has an initial value of…

A: Loop Area A = 0.10 m2 Loop Resistance R = 0.500 Ω dB/dt = - 0.20 T/s

Q: A loop of wire sits in an external magnetic field as shown (in other words, the field shown in the…

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Q: loop is placed in a region where the magnetic field is changing. At t = 0 s the magnetic field is 1…

A: A loop is placed in a region where the magnetic field is changing. At t = 0 s the magnetic field is…

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

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Q: A 25-turn circular coil has radius of r = 3 [cm] and a resistance of R = 10 [2]. The coil is in a…

A: Concept: Magnetic Flux: A measurement of the total magnetic field that traverses a specific area is…