The copper rod 1.5 m long is rotated in a magnetic field of induction 6 × 105 Wb/m². If it performs 1200 r.p.m., find the e.m.f. induced at its ends.

Q: A straight conducting rod of length 0.5 meters moves with a constant velocity of 3 m/sperpendicular…

A: The induced electromotive force (EMF) in a conductor moving in a magnetic field is given by…

Q: A car travels northward at 75km/h along a straight road in a region where Earth’s magnetic field has…

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Q: A 0.31 m long and 0.31 m wide loop is moved at a constant velocity of 0.87 m/s into a perpendicular…

A: The width of the loop w=0.31 m The velocity of the loop v=0.87 m/s The magnetic field B=0.73 T The…

Q: constant electric flux of 1800 Volt-meters passes through the center of a loop of wire whose…

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Q: A 2.20 m length of wire is held in an east–west direction and moves horizontally to the north with a…

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Q: How to determine the magnitude of the time changing magnetic flux thru the loop, if the EMF is…

A: It is given that

Q: A coil with 50 turns and area 10cm² is oriented with its plane perpendicular to a 0.75-T magnetic…

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Q: A 0.79-m aluminum bar is held with its length parallel to the east-west direction and dropped from a…

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Q: A student winds a coil of area 35 cm2 with 34 turns. They place it horizontally in a vertical…

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Q: 0.66-m aluminum bar is held with its length parallel to the east-west direction and dropped from a…

A: Write the given values of this problem- Length of the aluminium bar(L) L=0.66 m Speed(V) V=17 m/s…

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

A: The objective of this question is to find the average electromotive force (emf) induced in the…

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

A: Magnetic field strength 4.40 TDiameter of the ring 2.20 cmTime taken to move into the field: 0.35 s

Q: A coil of wire contains three loops. If the magnetic flux through the coil changes from - 45 Wb to +…

A: Given, no. of loops=3 Initial flux, ϕ1=-45Wb Final flux, ϕ2=+52Wb time, dt=0.36s

Q: Icoil formed by wrapping Go turns 4 wire in the Shape of a square is positioned in a magnetic field…

A: Given: The number of turns is 60.             The angle between normal to the plane of the coil and…

Q: A 2.25 m length of wire is held in an east–west direction and moves horizontally to the north with a…

A: In the following problem,  We have a wire of length l held in in east-west direction and moves…

Q: A 1.0-m long straight wire is held in a horizontal east-west orientation and is then dropped.…

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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 single loop of wire with an area of 0.0850 m2 is in a uniform magnetic field that has an initial…

A: Write the given values with the suitable variables. A=0.085 m2B=3.86 TdBdt=-0.175 T/s Here, A is the…

Q: A conducting crossbar is in electrical contact with two vertical conducting wires and slides down…

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

A: initial magnetic field = 0 T final magnetic field = 2 T diameter = 2.2 cm radius = 1.1 cm = 0.011 m…

Q: A 2.00-m length of wire is held in an east−west direction and moves horizontally to the north with a…

A: Given, L=2 m v=15 m/s B=40 uT Induced emf E=(v X B).L E=40x10-6 x 2 x 15 xSin90 E=1.2mV