A straight line conductor of length 0.4 m is moved with a speed of 7 m/s perpendicular to a magnetic field of intensity 0.9 Wb/m2. The induced EMF across the conductor will be?
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: When a car drives through the Earth's magnetic field, an emf is induced in its vertical 50-cm-long−5…
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Q: A 109 turn circular coil of radius 2.01 cm is immersed in a uniform magnetic field that is…
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Q: 1. A circular coil consists of 500 turns of wire. It has a radius of 20 cm and a uniform magnetic…
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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 scientist wearing a circular metal cuff on his wrist moves his hand into a uniform magnetic field…
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Q: The magnetic field through a coil change from 7 nT to 9 nT in 5 seconds. If the coil has 3500 turns…
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Q: The 10 cm diameter permanent magnet pole face produces 4mWb of flux. A 50 cm long conductor cuts…
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Q: A rectangular coil 0.055m by 0.085m is positioned so that its cross-sectional area is perpendicular…
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Q: A 75-cm side length square coil has 125 turns. An initial uniform magnetic field of strength 11.5 mT…
A: Length of side of square coil, a = 75cm = 0.75 m Magnetic field, B = 11.5mT = 11.5×10-3T Number of…
Q: X X X X X R In a region enclosed by a circle with a radius R=10 cm , there is a magnetic field given…
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Q: A circle wire loop with a radius of 1 m is in a 0.5 T magnetic field. Then over 0.2 seconds it is…
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Q: A 151 turn circular coil of radius 2.23 cm is immersed in a uniform magnetic field that is…
A: number of turns = N = 151 Radius = r = 2.23 cm = 0.0223 m time interval = dt = 0.117 s increase in…
Q: What is the peak emf generated by rotating a 1070-turn, 16 cm diameter coil in the Earth’s 5·10−5 T…
A: Number of turns (N) = 1070 Diameter (d) of coil = 16 cm = 0.16 m Magnetic field (B) = 5×10-5 T Time…
Q: Some electronic devices such as phones and watches can be charged wirelessly. In the charger, there…
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Q: The magnetic flux through a coil of wire changes from 9T m- to zero in a time of 0.50 s. What is the…
A: 18 V
Q: A certain elastic conducting material is stretched into a circular loop of 12 cm radius. It is…
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Q: A wire 60.0 cm long is held parallel to and 100 cm above a long wire carrying 200 A and resting on…
A: Given, Length of wire is, L = 60 cm=0.6m height o wire, ho = 100cm=1m, current flowing through the…
Q: A coil with 20 turns of wire is wrapped around a tube with a cross-sectional area of 1.0 m2. A…
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Q: A technician wearing a circular metal band on his wrist moves his hand (from a region where the…
A: Given: The strength of the initial magnetic field is zero. The strength of the final magnetic field…
Q: A 50-turn coil with a radius of 11.0 cm is mounted so the coil's axis can be oriented in any…
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Q: Quiz r 6. A rectangular coil of to turns of wire measuring 10 in. on one side and in. on the other…
A: A rectangular coil of 20 turns of wire measuring 10in on one side and 6in on the other is placed…
Q: A metal bar of length 25 cm is placed perpendicular to a uniform magnetic field of strength 3 T. (a)…
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Q: A 1000-turn coil of wire 1.0 cm in diameter is in a magnetic field that increases from 0.10 T to…
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Q: The intensity of the Earth's magnetic field near the equator is 35.0 UT. A circular coil with 42…
A: Given: The strength of the magnetic field is 35 μT. The number of turns is 42. The radius of the…
Q: A circular loop of wire with radius of 0.1 meters is placed in a uniform magnetic field that…
A: The problem is asking us to calculate the induced electromotive force (EMF) in a circular loop of…
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: A 10 cm long wire moves at a constant speed of 4 m/s in a direction that forms a angle of 80° with…
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Q: A square loop of wire is held in a uniform 0.24 T magnetic field directed perpendicular to the plane…
A: The equation for the induced emf is given by,
Q: An MRI technician moves her hand from a region of very low magnetic field strength into an MRI…
A: Given Initial magnetic field = 0 T final magnetic field = 2 T diameter =…
Q: A magnetic field is directed at an angle of 40 degrees with respect to the plane of a square coil…
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Q: A car with a radio antenna 1.0 m long travels at 80 km/h in a locality where the Earth's magnetic…
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Q: A wire loop with an area of 1.4×10−2 m2 is in a magnetic field of 0.36 T directed at a angle 30 to…
A: given: A = 1.4*10-2 m2 B = 0.36 T angle θ = 300 ∆t = 36 ms = 36*10-3 s
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 coil formed by wrapping 80 turns of wire in the shape of asquare is positioned in a magnetic field…
A: Given,
Q: A train is moving directly south with a speed of 10 m/s. if the downward vertical component of the…
A: Given data: Speed of train, V=10 m/s Earth's magnetic field, B=0.54 G Length of the rail car axle,…
Q: A rectangular loop of area A=0.160 m- is placed in a region where the magnetic field is…
A: A=Area=0.16 m2B=Magnetic field=0.361e−t/2
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