Based on the figure 1. (a) What is the induced emf on a wire if exposed to a uniform magnetic field pointing toward the page as shown on figure 1. (b) What is the induced emf if the magnetic field is a function of time, B(t). (c) What if instead of a wire we a have a disk spinning at a constant angular velocity ω. What is the induced magnetic field (This is a Faraday’s Dynamo)

Q: Suppose a motorcycle increases the downward componentof the magnetic field within a loop only from…

A: side of square,  s =0.75 m  induced emf, e = 1.4 x 10-4 V Change in magnetic field, dB = (1.9 -1.2)…

Q: 4a. Suppose a 42–turn coil lies in the plane of the page in a uniform magnetic field that is…

A: (4a) Number of turns ,n  = 42         Original area of of the coil, A = 0.290 m2          Time taken…

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A: Given data: Length of the conductor, L=0.25 m Strength of magnetic field, B=0.25 T Induced emf=1.5V…

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A: Given, current flowing through the wire is i=I the velocity of the loop is v→ The area of the loop…

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A: Let ϕ denotes the magnetic flux, t denotes the time, and e denotes emf voltage generated. Therefore,…

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A: Flux =B.A=BAcos θ

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A: By Faraday's law emf induces if equal to negative of the time derivative of magnetic flux. And time…

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A:

Q: Figure 1) shows a 100-turn coil of wire of radius 14 cm in a 0.15 T magnetic field. The coil is…

A: It is given that, N = 100 A=πr2 =3.14(14×10-2 m)2  B =0.15 T  t =0.30 s

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A: Given, A uniform magnetic field exists in a region.

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A: Write the given values of this problem. R=10 ohmB=0.6 Tt=3 sech=10 cmw=15 cm

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A: N = 72 l = 23.5 cm = 0.235 m A = l2 = 0.055 m2 f = 27.5 Hz B = 0.405 T e = ?

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A: Given: N=505 turnsd=3.9cm=3.9*10-2 m∆t=7.6ms =7.6*10-3 semf= 7.2 V initial angle between B and A…

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A: According to the company policy, only first question will be answered. Please post the rest…

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A: The maximum emf induced is  e = N B A w  where, N is the number of turns, B is the magnetic field, A…

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A: We have to know about a basic formula.

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A: Given that : radius of wire loop (r) = 12 cm = 0.12 m resistance (R) = 7.5 ohm  emf can be…

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Q: Faradey's law states that the EMF induced by a change in magnetic flux depends on the change in…

A: Faraday’s law states that the EMF induced by a change in magnetic flux depends on the change in…

Q: A diamond-shaped loop of wire is pulled at a constant velocity through a region where the magnetic…

A: Given:A diamond shaped loop of wire is pulled at a constant velocity through a region where The…

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A: We will use Lenz's law and right-hand thumb rule to solve this problem.

Q: Suppose a 42–turn coil lies in the plane of the page in a uniform magnetic field that is directed…

A: Given,Number of turn in the coil, N = 42area of the coil, a1 = 0.290 m2It is streatched to have no…