A device that based on the magnetic force that is acting on a current-carrying wire or coil is a(n). a. generator. b. commutator. c. electric motor. d. transformer.
Q: A solenoid that is 115 cm long has a radius of 1.86 cm and a winding of 1310 turns; it carries a…
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Q: A bar magnet is dropped toward a conducting ring lying on the floor. As the magnet falls toward the…
A: When a conductor is subjected to a varying magnetic field the change in magnetic flux will induce an…
Q: The S.I. Unit of magnetic pole strength (m) is: a. Am b. m/A C. A/m d. A
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Q: 5. An electron travels at 2.0 x 107 m/s in a plane perpendicular to a 0.010 T magnetic field.…
A: Given data: The speed of the electron is v=2.0×107 m/s The magnetic field isB=0.010 T
Q: Streams of charged particles emitted from the sun during periods of solar activity create a…
A: As we all know the current is created by moving charge particles and magnetic field is produced by…
Q: Two current-carrying wires are arranged such that the net force between the two wires is attractive.…
A: Ques: Two current-carrying wires are arranged such that the net force between the two wires is…
Q: 4) Two long parallel wires carry currents 3 amps and 5 amps both in the same direction out of the…
A: The given values are,
Q: 2. You have a solenoid that is 40 cm long and with 350 turns and want to produce a magnetic field…
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Q: ent carrying rectangular loop when placed in Both magnetic force and torque Torque, but no magnetic…
A: The magnetic moment is a determination of its tendency to get arranged through a magnetic field. The…
Q: Explain how a magnet can pick up an object even though the magnetic field cannot do work on the…
A: Work is defined as the transfer of energy that occurs when a force is applied to move an object over…
Q: An electron moves at a velocity of 1.83 x 10^6 m/s in a direction perpendicular to a magnetic field…
A: Data we have velocity,v= 1.83 x 10^6 m/s Magnetic field, B= 3.95 T charge on the…
Q: A permanent magnet has magnetic field lines as shown below. A wire carries a current vertically…
A: Required : Direction of the magnetic force on the wire.
Q: presence magnetic field into the page, as shown. A 4-ohm resistor is connected into the circuit. 4Ω…
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Q: 4. A metal transport plane has a wing spread of 88 ft. what difference of potential exists between…
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Q: In an MRI machine, a large magnetic field is generated by the cylindrical solenoid surrounding the…
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Q: when a current-carrying wire loop is a magnetic field, it tends to turn so as to bring the plane of…
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Q: Explain the misconception about naming the part of a magnet as the north-pole and the south-pole.
A: Answer:- A freely suspended magnet always rests in the north-south direction because the magnetic…
Q: A proton travels at 2.0x107 m / s in a plane perpendicular to a uniform magnetic field of 2.5 T, as…
A: We have to use some basic formula here.
Q: An engineer is investigating potential energy with two identical magnetic roller coaster cars on…
A: Given: Two magnetic cars placed on different sides of center magnet which cannot move. Let car 1…
Q: a) A DC power line for a light-rail system carries 950 A at an angle of 29.9" to the Earth's 4.96…
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Q: 35. An aluminum airplane is flying west, parallel to the ground, at 350 m/s. The Earth's magnetic…
A: The velocity of the plane, (towards west)The magnitude of the downward component of the Earth's…
Q: A proton enters a magnetic field rated at 0.60 T and is deflected as shown below. Determine the…
A: The magnetic field is given as, B = 0.60 T Radius of the magnetic field is given as, r = 0.03 m Mass…
Q: 23. A 1000-kg car moves west along the equator. At this location Earth's magnetic field is 3.5 ×…
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Q: A proton moves in a circular path perpendicular to a uniform magnetic field of 0.85 T. Find the time…
A: The force acting on the proton can be written as FC=FBmv2r=qvBsinθ…
Q: When a current is passed through a wire it creates a magnetic field. What happens if you reverse the…
A: When a current is passed through a wire it creates a magnetic field.
Q: 5. Describe the phenomenon of diamagnetism. A grape (which consists mainly of water, a diamagnetic…
A: Describe the phenomenon of diamagnetism.
Q: 7. A conducting rod whose length is e= 1.60 m is placed on frictionless U-shaped metal rails that is…
A: force on conducting rod moving in U shaped conducting rails separated by dome distance in uniform…
Q: Which of the following statements are true? Magnetic charges within a magnet are constantly…
A: Magnetic charges within a magnet are constantly moving. False There is no term like magnetic…
Q: A current of 4.0 A is maintained in a circular loop with radius 29.6 cm that consists of 50 turns of…
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Q: Please help me answer this question. When a straight wire carrying a current is placed in a uniform…
A: Option D is correct. When a current carrying wire is placed in a magnetic field which is parallel to…
Q: A bar magnet is cut into four pieces. Then each piece. O a. has only north pole O b. has a north and…
A: When a bar magnetic is cut into four pieces, Then each piece behave like a magnet.
Q: This is the question The earth has a magnetic field. The magnetic field is probably caused by…
A: Generally, celestial bodies with magnetic fields or magnetospheres have these due to the movement of…
Q: The north pole of a freely suspended bar magnet always directed to O a. geographic south b.…
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Q: 15. A solenoid that is 72 cm long produces a magnetic field of 1.8 T within its core when it carries…
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Q: True/False and why? A positive charge moves between the poles of a horseshoe magnet. The charge…
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Q: When a bar magnet is suspended freely its south pole always point to O a. geographic north O b.…
A: The basic properties of the magnet is that like poles repel each other and unlike poles attract each…
Q: Which of the following current-carrying conductors has a magnetic field resembling a bar magnet?…
A: Bar magnet has two poles north pole and south pole and behave as magnetic dipole.
Q: A long solenoid that has 1,150 turns uniformly distributed over a length of 0.450 m produces a…
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Q: All current-carrying wires along the surface of the Earth lie in the magnetic field of the Earth.…
A:
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