An emf of 60.21 mV is induced in a 200-turn coil when the current is changing at the rate of 11.5 A/s. What is the magnetic flux through each turn of the coil at an instant when the current is 6 A?
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A: We know that the formula of the emf in terms of the magnetic flux is given as Emf =-N dϕdtEmf =…
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A: magnetic field = B = 1.6 Tarea = A = 0.16 m2number of turns = N = 220Resistance = R = 16 Ohms
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Q: How much magnetic field strength would be needed to create an induced emf of 9.27 V in a 0.865 m…
A: Induced emf to create is, e=9.27 V Length of the wire, L=0.865 m Velocity of the wire, v=82.8 m/s…
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Q: The magnetic flux through a coil of wire Λ changes from 30T *m ^ 2 to zero in a time of 0.50 s. What…
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Q: An emf of 17.0 mV is induced in a 480-turn coil when the current is changing at the rate of 10.0…
A: The self induced emf in a RL circuit is defined as ε=L∆I∆t or we ca write L=ε∆I∆t In this question,…
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A: 18 V
Q: The 1200-turns coil in a dc motor has an area of 1.5 ×10–2 m2. The design for the motor specifies…
A: number of turns in coil , N = 1200 turns Area A = 1.5 * 10-2 m2 Maximum Torque τ = 7.2 Nm…
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A: The Faraday's law of induction states that an emf is induced in a coil when the magnetic flux…
Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…
A:
Q: A stationary square coil of area 0.1 m2 is brought into the magnetic field 6.5 T with its plane…
A: Magnetic flux linkage through a coil is ϕ=NBAcosθ where N is the number of loops in the coil,B is…
Q: A stationary square coil of area 0.1 m2 is brought into the magnetic field 3.4 T with its plane…
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Q: A 100-turn coil has a radius of 7.50 cm and a resistance of 50.0 W. At what rate must a…
A: Number of turns (N) =100The radius of the coil (r) = 7.50cm = 7.50 x 10-2m = 0.075mResistance (R) =…
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Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…
A: As per Faraday's law whenever a conductor is placed inside a varying magnetic field the magnetic…
Q: A stationary square coil of area 0.1 m2 is brought over time of 2 s into the magnetic field 8.9 T…
A: Given Area of the coil is A=0.1 m2 Magnetic field is B=8.9 T Time is given as t=2 s Number of turns…
Q: A conducting loop has an area of 280 cm² and resistance 15 . It is perpendicular to a spatially…
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Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…
A: Answer:- Given Magnetic field (B) = 1.60 T Area(A) = 0.270 m2 Number of turns of the coil(N) =…
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Q: A 500-turn coil of area 0.00200 m^2 is rotated in a 2.00 T magnetic field. At what frequency, f,…
A: When coil rotated in a magnetic field, Flux linked with the coil at time 't' ; a) ϕ=NBA cosωt…
Q: Circular wire coils with a diameter of 0.64 m are made up of 30 turns. In 0.40 s, it is turned 180…
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Q: he magnetic flux though a coil of wire that has 70 turns is changing at a rate of 0.030 Tm^2/s. What…
A: According to lenz's law magnitude of induced emf = Ndϕmdt , where N is number of loop and dϕmdt is…
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- A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 1.6 x10 rev/min as indicated in the figure. The horizontal component of the Earth's magnetic field at the coil's location is equal to 2.00 x 10T. Calculate the maximum emf induced ( in units of mV) in the coil by this field. 20.0 cm 20.0 cmAn emf of 28.5 mV is induced in a 501 turn coil when the current is changing at a rate of 10.5 A/s. What is the magnetic flux through each turn of the coil at an instant when the current is 4.00 A? (Enter the magnitude.)A 0.230 m radius, 480 turn coil is rotated one-fourth of a revolution in 4.17 ms, originally having its plane perpendicular to a uniform magnetic field. (This is 60 rev/s.) Find the magnetic field strength needed to induce an average emf of 10,000 V. X T
- the coil's sides are 14.6 cm long, the external magnetic field strength is Bext = 0.783 T, the coilhas 37 turns, and it takes .765 s to flip the coil over.Calculate the magnitude of the emf induced in the coil when you flip it overA circular coil with radius 0.564 m has 50 turns of wire in it. The total resistance of the coil is R and it is sitting in a perpendicular magnetic field of 10 T. As the magnetic field is ramped to zero over a period of 2 s, a 5.0 A current is induced in the coil. What is R? Hig Ο 10 Ω 15 Ω 30 ΩA conducting coil of 1900 turns is connected to a galvanometer, and the total resistance of the circuit is 30 2. The area of each turn is 4.00 x 10-4 m². This coil is moved from a region where the magnetic field is zero into a region where it is nonzero, the normal to the coil being kept parallel to the magnetic field. The amount of charge that is induced to flow around the circuit is measured to be 7.5 × 10-³ C. Find the magnitude of the magnetic field. Number i 0.29 Units T
- A powerful electromagnet has a field of 1.6T and a cross-sectional area of 0.20m2. if we place a coil having 200 turns and a total resistance of 20 around the electromagnet and turn off the power to the electromagnet in 20ms, what is the current induced in the coil?The 1300-turn coil in a dc motor has an area per turn of 2.4 × 10-2 m2. The design for the motor specifies that the magnitude of the maximum torque is 7.8 N·m when the coil is placed in a 0.19-T magnetic field. What is the current in the coil?