A metal bar of length 25 cm is placed perpendicular to a uniform magnetic field of strength 3 T. (a) Determine the induced emf between the ends of the rod when it is not moving. (b) Determine the emf when the rod is moving perpendicular to its length and magnetic field with a speed of 50 cm/s.

Q: A 1.75 m length of wire is held in an east–west direction and moves horizontally to the north with a…

A: Answer: 1.403 milli volt Explanation: Given that, Length of a wire, l = 1.75 m (east-west direction…

Q: a) A 12.0 m long, thin, uniform steel beam slides south at a speed of 21.0 m/s. The length of the…

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Q: circular coil with 8 loops is experiencing an emf due to the changing magnetic field where it is…

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Q: A 1.70 m length of wire is held in an east–west direction and moves horizontally to the north with a…

A: Given data: Length of wire is, L=1.70 m. Speed of wire is, v=14.8 m/s. Vertical component of Earth's…

Q: The wingspan (tip to tip) of an air plane is 42 m. The plane is flying horizontally at a speed of…

A: An emf is induced by motion relative to a magnetic field is called a motional emf E = v B L sinθ…

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

A:

Q: A coil that is wound with 50 turns of wire in the shape of a square is placed in a magnetic field…

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Q: 14. A solenoid with 8000 turns produces a magnetic field of 0.4T in its center when a current of 12A…

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Q: A scalloped hammerhead shark swims at a steady speed of 1.5 m/s with its 85-cm-wide head…

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Q: A train travels at 7.7 m/s due east. Calculate the induced emf between the ends of a horizontal axle…

A: Given  Train travel at 7.7 m/s due east.  V = 7.7 m/s  Axle is ,7.9 m long,  L = 7.9 m  Earth…

Q: A 20-turn circular coil of wire has diameter 0.97 m. It is placed with its axis along the direction…

A: Given: The number of turns is 20. The diameter of the coil is 0.97 m. The strength of the magnetic…

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: A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 5.3 x103 rad/min as…

A: An electric generator rotates a coil in a magnetic field, inducing an emf given by emf = ωNAB sinωt…

Q: A rectangular coil has a cross-sectional area of 30 cm2 and 50 turns. If the coil rotates at 60…

A: When there is relative motion between coil and magnet an emf is induced. This can be stated as that…

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 jet airplane with a 75.0 m wingspan is flying at 260 m/s.What emf is induced between the wing tips…

A: Given that the value of wingspan and speed and also given the magnetic field.Then We have to…

Q: Consider a conducting rod of length 28 cm moving along a path of rails, and a magnetic field…

A: Given- Length of rod d=28 cm=0.28 m  EMF V= 1.25V Magnetic field B=1.3 T

Q: A jet airplane with a 75.0-m wingspan is flying at 280 m/s.  What EMF (voltage) is induced between…

A: length of wingspan, L = 75 m velocity, v = 280 m/smagnetic field, B = 3 x 10-5 T

Q: The magnetic flux through the loop increases according to the relation B 6.0t² + 7.0t as show in the…

A: The magnetic flux as a function of time is given by,

Q: A metal bar of length 25 cm is placed perpendicular to a uniform magnetic field of strength 3 T. (a)…

A: Given that-Length of metal bar is 25 cmMagnetic field is 3TInduced emf, ε= Blv    ....eqtn 01 here,…

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

A:

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: A 15-turn circular loop of wire is placed into a magnetic field with initial magnitude 5 T. Over a…

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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 certain elastic conducting material is stretched into a circular loop of 5.7 cm radius. It is…

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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 metal bar of length 25 cm is placed perpendicular to a uniform magnetic field of strength 3 T. (a)…

A: Given that-Length of metal bar is 25 cmMagnetic field is 3TInduced emf, ε= Blv    ....eqtn 01 here,…

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

A:

Q: A circular coil of radius 10 cm, 500 turns and resistance 2 Ω is placed with its plane perpendicular…

A: Radius of the circular coil,

Q: A technician wearing a circular metal band on his wrist moves his hand (from a region where the…

A: Answer :-  Given  Magnitude of magnetic field (B) = 1.6 T  Angle ( theta ) = 450 Diameter of the…

Q: A 21 cm-diameter circular loop of wire has a resistance of 160 Ω. It is initially in a 0.49 T…

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Q: A 14.9m long steel beam is accidentally dropped by a construction crane from a height of 9.10 m. The…

A: Given:-          Length of steel beam (L) = 14.9 m         Dropping height (h) = 9.1 m…

Q: A uniform magnetic field makes an angle of 30 degrees with the normal to the surface of a circular…

A: We will first write an expression for magnitude of emf induced in a loop. We then use the given…

Q: (a) A 14.0 m long, thin, uniform steel beam slides north at a speed of 20.0 m/s. The length of the…

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Q: A magnetic field is perpendicular to the plane of a wire loop containing a resistor, as shown in the…

A: Flux = B.A

Q: A coil formed by wrapping 80 turns of wire in the shape of asquare is positioned in a magnetic field…

A: Given,

Q: Anupright rectangular loop of height a and width b has a lightbulb attached to it, with some…

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Q: The rectangular coils in a 355-turn generator are 13 cm by 19 cm.What is the maximum emf produced by…

A: Given: The number of turns is 355. The dimensions are 13 cm by 19 cm. The angular speed is 505 rpm.…

Q: A 19-turn circular coil of wire has diameter 1.10 m. It is placed with its axis along the direction…

A:

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

A: