1. A wire is wound around a square frame 0.60 m to form a coil with 12 turns. The frame is oriented with its axis pointed north-south in a magnetic field B = 0.75T pointed straight down (towards the ground). The coil is quickly rotated so that its axis is vertical in 0.020s. What is the average emf induced in the coil?

Q: 3) An electric generator contains a coil of 100 turns of wire, each forming a rectangular loop 50.0…

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Q: = 5. The magnetic flux through the loop increases according to the relation B 6.0t² + 7.0t as show…

A: Given:-  The magnetic flux is ϕB = 6.0t2+7.0t here t is in second and ϕB is in milliweber Find:-…

Q: Assume that the resistance of the lightbulb is 6 Ω, the length of the bar is 1.2 m, and a uniform…

A: Given Data: The resistance of the light bulb is, R=6 Ω The length of the bar is, l=1.2 m The uniform…

Q: 7 A 1x3 cm rectangular coil with 20 loops is rotated at a constant frequency of 60 Hz in a uniform…

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Q: By how much must the magnetic flux inside a coil of 100 turns change in a time of 1.0 ms to produce…

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Q: 2. A 5-turn square loop (10 cm along a side, resistance = 4.0 Q) is placed in a magnetic %3D field…

A: Given:Resistance,R=4Ωturn,N=5side,a=0.1 mAngle,θ=30°Function,B=0.5t2Time,t=4 sFind induced…

Q: 7. A rod of length, L = 10 cm is forced to move at constant speed v = 5.00 m/s along path parallel…

A: Emf is  equal to the work done per unit charge

Q: flat 12 cm x 12 cm square coil 30 turns and has a total resistance of 26 mΩ. If this coil sits in…

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Q: 1. A flat coil of wire (0.1m by 0.2m) has 50 turns. At t=0, the coil is perpendicular to a magnetic…

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Q: 10 turn conductive loop with an enclosed area of 0.45 m2 exists in the plane of the page. A magnetic…

A: From Faraday's law Induced EMF is equal to the rate of change of magnetic flux,        emf =…

Q: 1) A 200-turns square loop of 34 cm on a side, carrying a current of 22 A creates a torque of 295 N…

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Q: 7. A coil 4.00cm in radius, containing 500 turns, is placed in a uniform magnetic field that varies…

A: We have coil of radius r=4 cm having n=500 turn and magnetic field B=0.012t+3*10-5t4 which is…

Q: 1) A 200-turns circular loop of radius 22 cm, carries a current of 28 A creates a torque of 250 Nm…

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Q: A flat, square coil of 20 turns that has sides of length 15.0 cm is rotating in a magnetic fieldof…

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Q: 4. A coil with 20 turns of wire is wrapped on a frame with a square cross section 2.50 cm on a side.…

A: The induced emf is equal to the ratio of change in flux with respect to time. ε=Nϕf-ϕit…

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: 4. A patient having an MRI scan has neglected to remove a copper bracelet. The bracelet is 6.0 cm in…

A: Given Radius of a circular bracelet = 6.0 cm Resistance of the bracelet = 0.02 ohm Rate of decrease…

Q: 1. A single loop of wire with an area of 0.0900 m2 is in a uniform magnetic field that has an…

A: The emf induced in the loop is calculated by applying Faradays law as follows; emf=dφdtemf=AdBdt…

Q: A circular coil wire contains 1000 loops of wire. This coil has an area of 0.5 m2. A uniform…

A: Number of loops, N=1000 Area of cross section of loop, A=0.5m2 Initial strength of magnetic field,…

Q: 1. A certain elastic conducting material is stretched into a circular loop of 12.0 cm radius. It is…

A: according to faraday law whenever there is a change in flux passing through any closed loop their is…

Q: 2. A 900-loop circular loop of wire with 0.1 sq. m area is in uniform magnetic field that makes and…

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Q: 9. A flat circular coil with 90 turns, a radius of 4.50 x 10-2 m, and a resistance of 0.300 N is…

A: Write the given values with suitable variables. N=90A=πr2=π4.5×10-22=6.36×10-3 m2R=0.3 ΩΔBΔt=0.779…

Q: A wire is oriented into a loop that has a diameter of 1 cm. This loop is then pulled closed in 0.5…

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Q: 2 A flat coil with 900 loops is pulled between magnetic poles in 0.10 s. What is the average EMF…

A: Induced emf "e"= 1.17Volts .

Q: 7. A loop of conducting wire with length L and width W is entering a magnetic field B at velocity v.…

A: 7) current in the loop should be such that magnetic field is upward. So, current is counter…

Q: #7 A circular conducting loop Magnetic Flux and Faraday Induction with a radius of 0.250 meters is…

A: Given terms:

Q: A 90-turn square coil constructed from aluminum wire is placed in a uniform 1.05-T magnetic field…

A: According to Faraday law  Induced emf is rate of change of magnetic flux.

Q: A circular loop in the plane of a paper lies in a 0.65 T magnetic field pointing into the paper. The…

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Q: 4. A coil of wire is situated in a 0.5 T uniform magnetic field. The area of the coil is 2.0 m2. (a)…

A: We need to calculate the magnetic flux through the coil in part a. Then, if the flux changes to a…

Q: 1.A circular coil (200 turn radius of 6.0 cm) is rotated in a uniform magnetic field (B = 3.6x104 T)…

A: Part (1): Given: The number of turns is 200. The radius of the coil is 6 cm. The magnetic field is…

Q: 1) A 375-turns square loop of 34 cm on a side, carrying a current of 22 A creates a torque of 265 N…

A: As per guideline we are suppose to do only 1 question from multiple unrelated questions. So kindly…

Q: 1. A coil of wire is situated in a 0.5 T uniform magnetic field. The area of the coil is 2.0 m2.…

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Q: 1.A 33-turn circular coil of wire has diameter 0.97 m. It is placed with its axis along the…

A: Here given the no of turns of coil is 33. The diameter is 0.97 m. The Earth's magnetic field is 53…

Q: 2. The figure below shows a 99-turn square coil rotating about a vertical axis at at ? = 1,520…

A: Given data: The number of turns is N=99. Rotational speed is ω=1520 rev/min. Side of square is a=20…

Q: 4. A closely wound rectangular coil of 100 turns has dimension of 12.0cm x 25.0cm. In time t=0.0800…

A: Given:Number of turns, N=100 Dimensions of rectangular coil = 12.0cm x 25.0cm Time interval,…

Q: A generator has a N = 220-turn coil with a radius of 5.03 cm. It rotates with a frequency of f = 27…

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Q: . A closely wound 0.20 m x 0.20 m square coil of 100 turns is exposed to an external magnetic field…

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Q: square coil of side 4 cm and 200 windings initially lies perpendicular to a magnetic field of 4.0T…

A: Side of square coil (s) = 4 cm = 0.04 m Number of windings (N) = 200 Magnetic field strength (B) = 4…

Q: An external magnetic field is parallel to the central axis of a 58.0-turn coil of radius 6.70 cm.…

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Q: If the magnetic flux through a coil of wire with 300 turns changes from + 5.0 Wb to - 10.0 Wb in a…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 2. A flat, circular coil has radius 10.0 cm and 200 turns. It is immersed in a uniform magnetic…

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Q: 1. A coil is wrapped with 200 turns of wire on a square frame with sides 18 cm. A uniform magnetic…

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Q: A flat coil having 40 turns, each one of cross-sectional area 12.0 cm², is oriented with its plane…

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Q: 20.2  The flexible loop in the figure below has a radius of 15 cm and is in a magnetic field of…

A: The radius of the loop,

Q: A single loop of copper wire, lying flat in a plane, has an area of 7.20 cm2 and a resistance of…

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