A patient with a pacemaker is mistakenly being scanned for an MRI image. A 10.0 cm long section of pacemaker wire moves at a speed of 11.1 cm/s perpendicular to the MRI unit's magnetic field and a 22.0 mV Hall voltage is induced. What is the magnetic field strength?

Q: A circular electric generator coil with 113 loops has a radius of 0.05 meter and is in a uniform…

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Q: a square loop with sides of length ℓ = 0.345 m in a magnetic field of magnitude 1.50 T. Calculate…

A: Magnetic flux of a coil of area A kept in a uniform magnetic field B is given as: ϕB=B→.A→=B→A→cosθ…

Q: A magnetic field of 3.5 T passes through a single loop square coil of side length 6.5 x 10-2 m which…

A: The magnetic field passing through the square loop is B = 3.5 T The length of each side of the…

Q: A magnetic field directed into the page changes with time according to B = 0.023 0t2 + 1.40, where B…

A: (a) Write the expression for the emf (electromotive force) induced at point P2.

Q: A solenoid has a length of 15 mm and a radius of 0.25 mm, and consists of 5000 circular turns. If a…

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Q: A magnetic field of 3.3 T passes through a single loop square coil of side length 7.5 x 10-2 m which…

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Q: An airplane wingspan can be approximated as a conducting rod of length 30 m. As the airplane flies…

A: The expression for the Hall emf is,

Q: A researcher would like to perform an experiment in zero magnetic field, which means that the field…

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Q: A uniform magnetic field of 2.7 x10-3 T passes through a single loop rectangular coil of dimensions…

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Q: A delivery truck with 2.8-m-high aluminum sides is driving west at 75 km/h in a region where the…

A: Given Data: The length of a truck is, l=2.8 m The velocity of a truck is, v=75 km/h The magnetic…

Q: What is the initial direction of deflection for the charged particles entering the magnetic fields…

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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 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…

Q: A thin, circular coil with 13 turns that has a radius of 16.7 cm carries a current of 2.45 A. What…

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Q: A cyclotron designed to accelerate protons has a magnetic field of magnitude 0.320 T over a region…

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Q: An airplane flies north in a magnetic field pointing 30° down from north. The emf induced between…

A: Given that:- Velocity of airplane=175m/s along north Length of span=30m

Q: A uniform magnetic field of 6.1 x10-3 T passes through a single loop rectangular coil of dimensions…

A: Given: Electric Flux = Flux Wb Magnetic Field (B) = 6.1 x 10-3 T Area of the loop = 6.3 x 4.5 =…

Q: A closely wound circular coil consists of 700 turns with radius of 300 cm. What is the magnetic…

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Q: A uniform magnetic field of 6.9 x103 T passes through a single loop rectangular coil of dimensions…

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Q: A cyclotron designed to accelerate protons has a magnetic field of magnitude 0.600 T over a region…

A: Just by using the formulas of cyclotron frequency and speed , you can find out the answers.

Q: The right half of the square loop of wire shown is in a 0.85 T magnetic field directed into the…

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Q: A current path shaped as shown in Figure produces a magnietic field at P, the center of the arC If…

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Q: A cyclotron designed to accelerate protons has a magnetic field of magnitude 0.455 T over a region…

A: Given values: magnetic field B = 0.455 T radius r = 1.70 m

Q: lar loop of wire is moving toward the bottom of the page with a speed of 0.02 m/s. The loop is…

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Q: As a diligent physics student, you carry out physics experiments at every opportunity. At this…

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Q: A conducting bar of length L=80 cm is rotated on a conducting circular platform as shown in the…

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Q: A cyclotron designed to accelerate protons has a magnetic field of magnitude 0.330 T over a region…

A: We have protons accelerating in a cyclotron which has magnetic field B=0.330 T over a region of…

Q: An MRI technician moves his hand from a region of very low magnetic field strength into an MRI…

A: The induced emf can be given by ε=dϕdt=ddtBA=πr2dBdt

Q: 2. The intensity of a cylindrical laser beam is 1400 W/m². What is the amplitude of the magnetic…

A: Correct option  (D) 3.42

Q: A 9499 turn solenoid is carrying a current of 15.85 A. The solenoid is 62.15 cm long. What is the…

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Q: The US Navy is developing a railgun that uses magnetic field repulsion. The railgun can propel a 980…

A: Given data: Weight (W) = 980 N Speed of sound (vs) = 340 m/s Speed of the projectile (v) = 7vs…

Q: A magnetic field of 3.7 T passes through a single loop square coil of side length 6.6 x 10-2 m which…

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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

Q: Find the emf induced between the wingtips of a jet with a 67.8 m long wingspan, flying at v = 224…

A: Given data: Length, l = 67.8 m Velocity, v = 224 m/s Magnetic field, B = 63.3 μT = 63.3 x 10-6 T…

Q: A 20 turn circular loop with diameter 3 cm is placed in a magnetic field of strength 7 T such that…

A: The equation for the induced emf is given by, The change in flux is given by,

Q: A magnetic field directed into the page changes with time according to B = 0.063 0t² + 1.40, where B…

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Q: A cyclotron used to accelerate alpha-particles ( m = 6.64 × 10−27 kg, q = 3.2 × 10−19 C ) has a…

A: Given: The mass of the alpha particle is 6.64×10-27 kg. The charge on the alpha particle is…

Q: A magnetic field of 3.7 T passes through a single loop square coil of side length 6.6 x 10² m which…

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Q: Which of the following units are correct units for the magnetic field?

A: The unit of magnetic field.

Q: At a given instant of time the electric field in a beam of sunlight has a magnitude of 429…

A: Electric field, E = 429 N/CSpeed of light, c = 3×108 m/s We have to find the magnetic field B…

Q: An MRI technician moves his hand from a region of very low magnetic field strength into an MRI…

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Q: A magnetic field of 7.2 T passes through a single loop circular coil of radius 1.2 x 10 2 m which…

A: We know that magnetic flux is given by  ϕ=BAcosθ