In class there are some coils for the Faraday's demo. One of them had 80-turn with radius of 5.0 cm and resistance of 30 Q. Determine the rate of change of the perpendicular magnetic field in order to record an induced current of 4.0 A along the coil. (AB)
Q: A rectangular coil of 100 turns measures 0.08m2. This coil is placed next to an electromagnet which…
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Q: A 0.30-m-long metal bar is pulled to the left at constant speed of 20 m/s perpendicular to a…
A: The induced emf is determined by the rate of flux change Emf=dϕdt=ddtBxl=Bldxdt=Blv
Q: There is an electric generator with the following characteristics: the winding has 208 turns and a…
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Q: down, so it falls through a horizontal loop of wire. As it approaches the loop, what is the induced…
A: According to Lenz's law Induced emf is always opposes the cause by which it is produced
Q: A wire loop is being pulled through a uniform magnetic field toward the left. A magnetic field…
A: In this question the relevant concepts are Lenz law of electromagnetic induction This law states…
Q: A prototype of an MRI consists of a set of 400 coils each having a radius of 0.30 m. To test its…
A: V=∆ϕ∆t=NBA∆t=NBπR2∆t=4001.2 T3.140.30 m23.6 s=37.7 V
Q: A flat coil enclosing an area of 0.24 m2 is rotating at 55 rev/s, with its axis of rotation…
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Q: The figure shows a 0.78-T magnetic field and a side view of a 17-turn square frame, 64 cm on a side,…
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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 rectangular coil with sides 0.140 m by 0.210 m has 513 turns of wire. It is rotated about its long…
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Q: 2) A circular loop of radius 65cm rotates within a uniform 0.34T magnetic field. loop's normal…
A: Given Data:Radius of the loop, r = 65cm = 0.65m, so the area of the loop, A = πr² =…
Q: A rectangular coil with dimensions 0.18 m by 0.25 m has 560 turns of wire. It is rotated about its…
A: Solution Given dataArea of coil A=0.18×0.25=0.045m2Number of turns N=560Magnetic field…
Q: A coil is wound with 125 turns on a rectangle former with a length and width of 100 mm and 50 mm,…
A: When there is a change in flux in the loop an EMF is generated in the loop due to which current…
Q: A 10-turn square coil of area 0.036 m² and a 20-turn circular coil are both placed perpendicular to…
A: Turn, N1 = 10Turn, N2 = 20Area of square coil, A1 = 0.036 m²Area of circular coil, A2 = ?
Q: D Question 3 2 pts In the figure, a wire and a 10 Q resistor are used to form a circuit in the shape…
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Q: In the figure below, a steel bar sitting on two parallel metal rails, connected to each other by a…
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Q: A 135 turn circular coil of radius 2.19 cm is immersed in a uniform magnetic field that is…
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Q: Cônsidér thé árrangement shown the figure belów. Assumé R = 4.00 and ? = 1.10 m, and a uniform…
A: Time varying magnetic fields produces a induced EMF which in turn produces current. This EMF depends…
Q: A 0.220 m radius, 525 turn coil is rotated one fourth of a revolution in 4.17 ms, orginally having…
A: Radius of coil r = 0.220 m Number of turns N = 525 Time ∆t = 4.17 ms = 4.17×10-3 s Induced emf ε =…
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 square loop 24.0 cm on a side has a resistance of 6.10 Ω It is initially in a 0.665-T magnetic…
A: Magnetic flux is the field lines passing through particular area when that area loop is kept…
Q: A flexible loop has a radius of 24.7 cm and it is in a magnetic field of B = 0.157 T. The loop is…
A: Ainitial=πR2=π(0.247m)2=0.1917 m2Afinal=0 m2∆t=0.189 sB=0.157 T
Q: The magnetic flux through a loop of wire is zero. Can there be an induced current in the loop at…
A: Yes, there can be an induced current in the loop at this instant. The induced current I in the loop…
Q: 20. The figure shows a rod that is forced to move at constant speed v = 2.0 m/s along the horizontal…
A: length = L = 10 cm = 0.1 m magnetic field = B = 0.8 T Current = i = 10 mA
Q: A car alternator produces about 14 V peak output to charge the car's 12-V battery. If the…
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Q: A metal rod is pulled along two frictionless, conducting rails in a magnetic field. The rod and…
A: Answer Yes, clockwise
Q: A prototype of an MRI consists of a set of 600 coils each having a radius of 0.20 m. To test its…
A: Given,The number coils (turns), N= 600Radius, r = 0.20 mMagnetic field, B = 1.8 TTime interval, ∆t…
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- Sign in to O X Interval Spo X O Apr. 9: Fara X O Faraday.pdf x Faraday.pdf x HW 19 in mechanical X M (no subject) x PDF File | C:/Users/Colin/Downloads/Faraday.pdf 2) A rectangular coil with resistance R has N turns (loops), each of length e and width w as shown in the figure. The coil moves into a uniform magnetic field B with constant velocity v. Find the magnitude and direction of the total magnetic force on the coil (a) as it enters the magnetic field (i.e. partially immersed), and (b) as it moves (totally immersed) within the magnetic field. B. Pexternal 8:08 AM O Type here to search 62% hulu 4/9/2021 7.A metal rod moves with constant velocity along two parallel metal rails connected with strip of metal at one side as shown in Figure. A magnetic field B = 0.35 T points outof the page. If the rails are separated by distance ZL = 25 cm and the speed of the rod isv= 55 cm/s, find a) the induced emf and direction of induced currentb) the amount of heat released in this system in 3 min if the rod has resistance of 18 Qand the rails have negligible resistance.Calculate the Hall voltage induced on a patient's heart while being scanned by an MRI unit. Approximate the conducting path on the heart wall by a wire 8.00 cm long that moves at 10.0 cm/s perpendicular to a 1.45 T magnetic field. mV