Which of the following magnetic devices does not carry a transport current?   a. The outer molten shell of the earth's inner iron core.   b. A bar magnetic made of iron.   c. A solenoid   d. A toroid   e. A long, straight, conducting loop

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: Several electrons move at speed 7.30 × 105 m/s in a uniform magnetic field with magnitude B = 0.450…

A: Speed of electron is Magnitude of magnetic field is Direction of magnetic field is…

Q: What do you end up with if you cut a magnet in half? A. one north-pole piece and one south-pole…

A: We cut a magnet in two pieces

Q: A planar rectangular coil of dimensions axb is oriented perpendicular to a uniform magnetic field. A…

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Q: What is the magnitude of the net magnetic field at the origin if each side of the cube is 0.1 m…

A: The direction of magnetic field due to a current carrying conductor can be find by right hand thumb…

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: 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: An electron moving in the +ydirection, at right angles to a magnetic field, experiences a magnetic…

A: Given in question: Velocity of the electron is in (+y) direction…

Q: Immersed in a magnetic field B = 0.25 T, the 40-loop coil carrying a current of 2.0 A is shown in…

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Q: Where is the north magnetic pole of this current loop? A. Top side. B. Bottom side. C. Right side.…

A: Using Right Hand Thumb Rule , the magnetic field of the current loop points in down direction(as we…

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: Equal charges, one at rest, the other having a velocity of 10 m/s, are released in a uniform…

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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: Parallel Wires: Two long, parallel wires carry currents of different magnitudes. If the current in…

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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: An electron with mass m and charge -e moves with a constant velocity v = v x in a region of space…

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Q: 2. A proton travels to the west at 3 m/s. The Earth's magnetic field is directed to the north and…

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Q: An electron is initially moving due south and enters a magnetic field. Magnetic force on the…

A: We know , Fleming’s Left Hand Rule states that if we arrange our thumb, forefinger and middle finger…

Q: A wire is formed into a circle having a diameter of 15 cm and placed in a uniform magnetic field of…

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Q: If the distance from a current carrying wire doubles, the magnetic fi?eld produced by it a.…

A: IN THE QUESTION IT IS GIVEN THAT A CONDUCTOR IS CARRYING CURRENT (I) FROM THE APPLICATION OF…

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: Which of the following about the earth's magnet a. The earth's magnetic field lines end at the b.…

A: Given:- Which of the following about the earth's magnetic properties is true? Find:- correct option…

Q: 7. A proton is moving through a magnetic field in a direction perpendicular to the field as shown…

A: Given: The strength of the magnetic field is 0.13 T. The magnitude of the magnetic force on the…

Q: A uniform magnetic field is directed along the -x axis. A current carrying wire is in the field and…

A: Here in the given case, the direction of magnetic field is along the -x axis. The flow of charges is…

Q: Indicate the direct of the magnetic force on the positively charge particle as they move through the…

A: Using the right hand for moving particle in the magnetic field. the direction of the force will be…

Q: A loop that is shaped as a triangle Carries a current I=3A . The triangle loop sits on a magnetic…

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Bar Magnet

In physics, magnetism is a phenomenon exhibited by a magnetic substance that exerts either attractive or repulsive force. A bar magnet is either a rectangular or round and hollow fit comprised of ferromagnetic materials and has a fanciful attractive field surrounded by it.