A V = 30 mV battery is connected to a single turn loop of dimensions a = 13 cm by b = 12.5 cm has a resistance of R = 15.5 Ω. The loop is placed in a uniform magnetic field which is perpendicular to the plane of the loop. If the magnetic field is increasing at a rate of 1.4 T/sec, what is the magnitude and direction of the current in the circuit?

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Q: If 71.4 cm of copper wire (diameter = 0.860 mm, resistivity 1.69 x 10 S-m) is formed into a circular…

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Q: The figure below shows three edge views of a square loop with sides of length ℓ = 0.255 m in a…

A: l=0.255 mB=1.75 T

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Q: An electron is moving along +x direction with a velocity of 6 x 106 ms-. It enters a region…

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

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Q: 2. A uniform magnetic field B is perpendicular to the plane of a circular loop of diameter 10 cm…

A:

Q: A magnetic field of 8.1 T passes through a single loop square coil of side length 4.4 x 10-2 m which…

A: Given :         B= 8.1 T .        side length = 4.4×10^-² m     So Area =  side^2= (4.4×10^-²m )²…

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Q: A square wire loop with 1.5 m sides is perpendicular to a uniform magnetic field, with half the area…

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Q: A circular conducting coil of radius 3.0 cm and 10 windings revolves at a frequency of 60…

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Q: A uniform magnetic field is perpendicular to the plane of a circular loop of diameter 10 cm formed…

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Q: In the figure, an electron with an initial kinetic energy of 3.70 keV enters region 1 at time t = 0.…

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Q: Two rods of equal lengths (1.40 m) are moving as shown in the figure. The speed v1 = 2.00 m/s and…

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Q: A square loop of dimensions 5.0 cm x 5.0 cm is initially in a 0.80-Tesla magnetic field, with its…

A: The area of the loop  A= 5.0 cm x 5.0 cm = 25 cm2 =25×10-4 m2 The magnetic field intensity B = 0.8 T…

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Q: For the Figure shown, the magnitude of the electric field between the plates of the velocity…

A: The velocity is found in the velocity selector by v=E/B

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Q: A strip of copper is placed in a uniform magnetic field of magnitude 3.5 T. The Hall electric field…

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

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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: The circuit in the figure consists of switch S, a 4.60 V ideal battery, a 25.0 M2 resistor, and an…

A: Given Data,

Q: The circuit in the figure consists of switch S, a 4.60 V ideal battery, a 25.0 MN resistor, and an…

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Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.