a stiff wire bent into a semicircle of radius a = 2.0 cm is rotated at constant angular speed 40 rev/s in a uniform 20 mT magnetic field.What are the (a) frequency and (b) amplitude of the emf induced in the loop?

Q: In the figure below, a steel bar sitting on two parallel metal rails, connected to each other by a…

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Q: The square loop as in the figure is made of wires with total resistance R =7.7 Q. The loop is placed…

A: The induced emf is given by  where, B is the magnetic field, A is the area and t is the time.

Q: 1. Loop moving into a Constant Magnetic Field. Consider a square loop with side length 1m moving at…

A: Solution: We know that the magnetic flux through a loop of area 'A'  in a magnetic field 'B' is…

Q: A circular loop is at rest in a uniform magnetic field B of magnitude 10.8 mT that is directed to…

A: Given that,                   Magnetic field(B) =10.8 mT                   Radius (r) = 30 mm…

Q: A straight wire of length 25 cm sweeps across a 0.84 T magnetic field with a speed of 1.00 m/s. What…

A: Practice Exercise: Given: The length of the wire is 25 cm. The strength of the magnetic field is…

Q: A conducting bar of mass m = 18.0 g and resistance R = 1.89 N slides down two conducting rails that…

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Q: The magnetic flux through a metal ring varies with time t according to OR = 3(at3 – bt²)T · m², with…

A: Given data: Magnetic flux ϕB=3at3-bt2T.m2 a=3.00s-3 and b=9.00s-2 Resistance of the ring R=3.00Ω

Q: The figure shows a wood cylinder of mass m = 0.229 kg and length L = 0.0930 m, with N = 24.0 turns…

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Q: A straight 3.0m long conducting wire with resistance, R=6.0mΩ, is bent into a single circular loop…

A: Given, Length of conducting wire (l)=3.0m Resistance of wire (R) = 6.0mΩ=0.006Ω Uniform magnetic…

Q: A small circular loop of area 2.32 cm2 is placed in the plane of, and concentric with, a large…

A: Write the formula for the magnetic force acting at the center of a small loop because of the large…

Q: A square coll with sides equal to 30 cm, composed of 20 turns, carries an electric current of 3 A…

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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: B = -0.8 T Ê, a square spiral of side L=18 In a region of space, having a magnetic field given by cm…

A: Given: The magnetic field is -0.8 T out of the page. The length of the loop is 18 cm = 0.18 m. The…

Q: You have two coils, one circular with diameter of length 'a' and another square with each side of…

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Q: A planar loop consisting of four turns of wire, each of which encloses 200 cm?, is oriented…

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Q: The figure below shows two parallel conducting rails, oriented vertically, connected to each other…

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Q: The magnetic flux through a metal ring varies with time t according to PR = 4(at3 – bt²)T · m², with…

A: The induced emf is given by  e = - d ϕd t where, ϕ is the magnetic flux.  The induced current is  i=…

Q: A rectangular coil with dimensions a and b and resistance R = 6N is placed in a uniform magnetic…

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Q: 0.20 m B = 0.20 T A rigid circular loop has a radius of 0.2 m and is in the xy-plane. A clockwise…

A: Magnetic moment :μ = IS¯ = 0.75Am2 direction will be into the page. Torque = μxB = 0.75 x 0.2 = 0.15…

Q: A conducting rectangular loop (stationary) of single turn lies on the xy plane as shown in the…

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Q: The magnetic flux through a metal ring varies with time t according to Pg = 3(at3 – bt?)T m², with a…

A: φB=3at3-bt2 T.m2Where a=3 s-3 and b=9 s-2R= 3 ΩTime interval t=0 sec to t=2 secAccording to Faraday…

Q: A long solenoid has a diameter of 12.0 cm.When a current i exists in its windings, a uniform…

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Q: A copper square loop with sides 0.08 m and mass 0.23 kg can spin freely around the central axis in…

A: According to the principle of conservation of energy, the maximum kinetic energy the loop can…

Q: Suppose we are given a square coil that is 3.0 cm on a side containing 100 loops of very fine wire.…

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Q: A square loop of wire with a side length of 1.35 [m] is in a uniform magnetic field that has an…

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Q: A 40 turn circular colil fradius = 4.0 cm, total resistance = 0.20 0) is placed in a uniform…

A: Please see the answer below

Q: A single-turn circular loop of wire of radius 5.0 cm lies in a plane perpendicular to a spatially…

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Q: In the figure, a metal bar sitting on two parallel conducting rails l, connected to each other by a…

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Q: A long solenoid has a diameter of 16.5 cm. When a currenti exists in its windings, a uniform…

A: Given value--- diameter = 16.5 cm. magnetic field = 40.7 mT. change in magnetic field = - 9.66…

Q: A rectangular conducting loop having sides of length 0.2 m and 0.5 m is moving at a speed of 4.0 m/s…

A: Given data The length of the conducting loop is L = 0.2 m The width of the conducting loop is W =…

Q: A rectangular wire is moving to the right at constant speed, v, in a uniform magnetic field…

A: Given that:

Q: A long solenoid has a diameter of 9.94 cm. When a current i exists in its windings, a uniform…

A: As it is not specified so according to Bartleby policy we are answering only the first question.

Q: A 40-loop circular coil has a radius of 5.0 cm. It is placed in a magnetic field so that the field…

A: Given: The number of the loop is 40. The radius of the loop is 5 cm. The angle between the magnetic…

Q: Figure (a) shows a rectangular conducting loop of resistance R = 0.0340 0, height H = 3.8 cm, and…

A: This question is based on electromagnetic induction.

Q: An L = 53.0 cm wire is moving to the right at a speed of v = 6.70 m/s across two parallel wire rails…

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Q: As shown, a circular conducting loop (with 4 turns and of resistance R= 8.8 0) is placed in a…

A: Given: Number of turns in the coil, N=4 Resistance of the material of the loop, Magnetic field,…

Q: The graph gives the magnitude B(t) of a uniform B magnetic field that exists throughout a conduct-…

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Q: The magnetic flux through a metal ring varies with time t according to Pg = 6(at³ – bt²)T · m², with…

A:

Q: A conducting bar of mass m = 18.0 g and resistance R = 1.89 N slides down two conducting rails that…

A: The voltage induced across the conducting bar during the terminal velocity vt in the magnetic field…

Q: A circular loop of wire having a radius of 5.08 cm carries a current of 0.186 A. A vector of unit…

A: Given: Radius of a circular loop r is 5.08 cm. Current in the loop (I) is 0.186 A. Vector parallel…

Q: A wire loop with a resistance of 2.5 N and a radius of 0.255 m is placed in a magnetic field that…

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Q: The magnetic flux through a metal ring varies with time t according to Pg = 4(at³ – bt2)T - m², with…

A: The magnetic flux through a metal ring is  ϕB=4(at3-bt2) T.m The emf is given as…

Q: Consider a square loop with side length 1m moving at a rate 0.1 m/s in the +x-direction into a…

A: side length of square loop (L) = 1 m velocity (v) = 0.1 m/s magnetic field (B) = 1 T t = 5 sec