Suppose a 51-turn coil lies in the plane of the page in a uniform magnetic field that is directed into the page. The coil originally has an area of 0.247 m². It is stretched to have no area in 0.098 s. What is the magnitude of the induced emf if the uniform magnetic field has a strength of 1.51 T? V
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A: Answer: 1.403 milli volt Explanation: Given that, Length of a wire, l = 1.75 m (east-west direction…
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Q: Suppose a 50-turn coil lies in the plane of the page in a uniform magnetic field that is directed…
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Q: Suppose a 50 turn coil lies in the plane of the page in a uniform magnetic field that is directed…
A: Given :-N = 50 turnB = 1.5 TA = 0.175 m2∆t = 0.275 s
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Q: A coil of wire consists of 65.0 turns and has an area of 7.9 m2. The magnetic field through the…
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Q: A 80-cm side length square coil has 145 turns. An initial uniform magnetic field of strength 6.5 mT…
A: Given:- B = 6.5 mT L = 80 cm N = 145 turns
Q: A square loop made of a metal wire is placed on the page. The length of both sides of the square…
A: Initial side length (s0): 4.0 cm = 0.04mFinal side length(sf): 3.0 cm = 0.03mChange in time (t): 25…
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Q: uppose a 58-turn coil lies in the plane of the page in a uniform magnetic field that is directed…
A: given:- N = 58 turns B = 1.20 T A = 0.300 m2 ∆t = 0.100 s
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A: given: A = 1.4*10-2 m2 B = 0.36 T angle θ = 300 ∆t = 36 ms = 36*10-3 s
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Q: A loop of area 225 cm2 has 24 turns of wire. It is in a magnetic field of strength 3.6 x 10-2 T. To…
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Q: Suppose a 50 turn coil lies in the plane of the page in a uniform magnetic field that is directed…
A: Given data :- number of turns N = 50initial area Ai = 0.25 m2 and final area of loop Af = 0 m2timt…
Q: Find the magnitude of the induced emf in a circular coil with 38 loops and a radius 8.42 cm. The…
A: SOlution: Given that N =38 loop r =8.42 cm B =2.22 T t = 6.9 s
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- A circular conducting loop with radius 2.80 cm is placed in a uniform magnetic field of 0.650 T with the plane of the coil perpendicular to the magnetic field as shown. Axis The magnetic field decreases to 0.190 T in a time interval of 28.0 ms. What is the average induced emf in the loop during this interval?A fixed 11.1-cm-diameter wire coil is perpendicular to a magnetic field 0.73 T pointing up. In 0.14 s , the field is changed to 0.24 T pointing down. What is the average induced emf in the coil?A coil formed by wrapping 50 turns of wire in the shape of a square is positioned in a magnetic field so that the normal to the plane of the coil makes an angle of 30.0° with the direction of the field. When the magnetic field is increased uniformly from 200 μT to 600 μT in 0.400 s, an emf of magnitude 80.0 mV is induced in the coil. What is the total length of the wire in the coil?
- An emf is induced by rotating a 1047 turn, 20.0 cm diameter coil in the Earth's 3.13 10-5 T magnetic field. What average emf is induced, given the plane of the coil is originally perpendicular to the Earth's field and is rotated to be parallel to the field in 10.0 ms?A wire loop with an area of 2.4×10−2 m2m2 is in a magnetic field of 0.40 TT directed at an angle 30∘ to the plane of the loop. If the field drops to zero in 41 ms , what is the average induced emf in the loop? Express your answer using two significant figures.An emf of 24.0 mV is induced in a 500-turn coil when the current is changing at the rate of 10.0 A/s. What is the magnetic flux through each turn of the coil at an instant when the current is 4.00 A?
- A generator has a N = 220-turn coil with a radius of 5.03 cm. It rotates with a frequency of f = 27 times per second in a B = 1.33 T magnetic field. What is the maximum emf induced in the coil?a square conductor loop in a uniform magnetic field B, that decreases with time as follows: B = 0.603 – 1.47 t. The magnetic field B is in tesla and time t in seconds. The magnetic field is directed inward and perpendicular to the plane of the loop with sides 1.99 m. Only half of the loop is in the magnetic field. What is the magnitude of the induced emf in the loop?A 140-turn circular coil has diameter 5.0 cm . A magnetic field perpendicular to the coil is changing at 0.85 T/s . Can you help in conceptually understanding how to figure out the induced emf in the coil?
- The figure below displays a circular loop of metal wire in a uniform magnetic field pointing into the page. The radius of the loop is 15.0 cm and the magnitude of the field is 0.120 T. You grab points A and B and pull them in opposite directions, stretching the loop until its area is nearly zero, taking a time of 0.210 s to do so. What is the magnitude of the average induced emf in the loop (in mV) during this time?A circular wire coil with 12 turns and radius 3.92 cm is placed in a uniform magnetic field of strength 6.07 T, directed perpendicular to the plane of the wire loops. Over a period of 2.36 s, the magnetic field fades away to zero. What is the average induced emf (voltage) in the coil over this period of time?