A charged particle moves in a circular path in a uniform magnetic field. Which of the following would increase the period of its motion?A. Increasing its massB. Increasing its chargeC. Increasing the field strengthD. Increasing its speed

Q: A rival has created a device to scare off a teacher due to his noted fear of electrons. Around her…

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Q: An electron moves in a magnetic field. What must be the electron's direction of motion in order to…

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Q: 3. Draw a graph of the radius of the circular motion of a charged particle in a uniform magnetic…

A: In an uniform magnetic field the magnetic force on a charged particle is equal to q(v×B)

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Q: A student performs an experiment to study the magnetic force on a current carrying wire placed in an…

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Q: Q4. A proton moves through a 0.036T, magnetic field. If the proton moves in a circular path with…

A: Given data          B=0.036t         R=0.20 m

Q: An electron starts from rest. There are two charged plates, 12cm apart, which an electric field…

A: Answers: a) 2.26 x 10^7 m/s b) 9.41 x 10^-13 N c) 4.92 x 10^-4 m

Q: Find the speed of the electron.

A: Given: Magnetic force, F=6.5×10-11N Magnetic field, B=4T Angle, θ=45°

Q: The National High Magnetic Field Laboratory once held the world record for creating the strongest…

A: Givenmagnetic field ,B=45 TMass of Na ion ,m=3.8×10-26 Kgvelocity ,v=45 cm/s=0.45 m/s

Q: The National High Magnetic Field Laboratory once held the world record for creating the strongest…

A: Given data: Magnetic field B=45T Mass of odium ions m=3.8×10-26 kg Speed of the blood v=55 cm/s

Q: A proton moves at 7.65 ✕ 107 m/s perpendicular to a magnetic field. The field causes the proton to…

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Q: An electron enters a region of space containing a uniform 1.53×10−5 T magnetic field. Its speed is…

A: Write the expression for the radius. Here, m represents the mass of an electron, v represents the…

Q: A negatively charged ion with an excess electron moving with a velocity vx = 1.095 x103 m/s is…

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Q: An electron moves with a speed of 2.0 x 10' m/s in the directions shown in the above figure. A 0.50…

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Q: A 1.5-m length of straight wire experiences a maximum force of 1.4 N when in a uniform magnetic…

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Q: The National High Magnetic Field Laboratory once held the world record for creating the strongest…

A: Need to calculate maximum possible acceleration of Na+ ions in blood due to magnetic field.

Q: 5. An electron has an instantaneous velocity of v = (-1,5x104 m/s)î + (3.0x106 m/s)î is moving…

A: Given data: The velocity of charged particle v→=-1.5×104 m/s i^ Magnetic field B→=-0.03Ti^+0.15Tj^…

Q: 3. A wire 0.10 m long carries a current of 5.0 A. The wire is at right angles to a uniform magnetic…

A: A wire length l=0.10m The current I=5.0A  To find the magnitude of the magnetic field

Q: 4) A current carrying wire rests on a table. You stand at one edge of the table and relative to you…

A: Given, the current is travelling in your direction.. You have to calculate the the magnetic field at…

Q: A copper wire hangs vertically from a tree limb down to the ground, 3.0 meters below. A child…

A: (a) The expression for the magnetic force acting on the current carrying copper wire is written as,…

Q: A magnetic force is exerted on a current-carrying wire in a uniform magnetic field. A…

A: At the position of wire, magnetic field is still uniform. Since wire does not produce magnetic field…

Q: A charged particle moves and experiences no magnetic force at present of magnetic field. From this…

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Q: An electron is moving at a velocity of 4.8 x 10^6 m/s when it enters a 0.400 T magnetic field that…

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Q: *** 13. In the magnetic field of a star, a proton moves at a speed of 5 x 10° m/s at an angle of…

A: Recall F=qvBwhere V is perpendicular component of velocity. And qVB=mv^2/R using this we have.

Q: A charged particle moves in a straight line through a particular region of space. Could there be a…

A: No Two possibilities were: 1) The particle could be moving in the direction or opposite to the…

Q: Consider the following:A uniform magnetic field B= -0.033TK is present in a region of space, as…

A: The total force on charged particle of charge q in a electric and magnetic field moving with a…

Q: In 18.0 seconds a total charge of 215 C flows through a wire. If the wire is inside of a 36.0 mT…

A: The length of the wire that is inside the magnetic field is 1.39 × 10-1 m.

Q: The National High Magnetic Field Laboratory once held the world record for creating the strongest…

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Q: An electron is moving at 3 x 106 m/s at an angle of 40 degrees to a 0.80 T magnetic field. What is…

A: charge on electron (q) = - 1.6×10-19 C Magnetic field (B) = 0.80 T θ = 40ov = 3×106 ms

Q: an electron travels at a speed of 1x10^4 m/s perpendicular to a magnetic field. The field provokes…

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Q: A positive charge is moving along the x-axis in the positive direction. What is the direction of the…

A: The direction the magnetic field produced by a moving charge is perpendicular to the direction of…

Q: A charge of 4.0 μC is distributed uniformly around a thin ring of insulating material. The ring has…

A: the velocity of ring is  v=rω=0.2 m2×104 rev/min=0.2 m2×104×2π60 rad/s=418.66 m/s

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Q: You are assigned the job of building a very sensitive magnetic scale. Objects are hung from a…

A: Given values: Magnetic field, B=0.1 T Combined mass, m=1 kg Length of the wire, l=1 m Acceleration…

Q: An electron at point A in the figure below has a speed f 1.41x10º m/s. Find (a) the magnitude and…

A: v= 1.41×106 m/s R=5 cm formula for radius R=mvqB

Q: A proton moving in a circular path perpendicular to a constant magnetic field takes 2.40 µs to…

A: Explanation:-   When a particle of charge q moves in a magnetic field B, it experiences a force due…

Q: Two long parallel wires carry currents of 20A and 5.0A in opposite directions. The wires are…

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Q: 4. A proton is moving to the right, as shown in the figure. Suddenly it encounters uniform magnetic…

A: SOlution: Given that to find the direction of proton particle which encounters with the magnetic…

Q: 2. A hypothetical charge q with a mass m moves in a circular path perpendicular to a uniform…

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Q: 2. Explain how magnetic forces act between two parallel wires carrying current in the same…

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Q: A magnetic field of 1T cause a proton of 2mA to move in a circular path with a radius of 0.1m.…

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Q: 12. A proton in the solar wind travels perpendicularly at 3.00×10 m/s across the Earth's magnetic…

A: As FB=qV→×B→And by newton's second lawFB=qVB=mV2/R

Q: A toroid has an inner radius of 3cm and outer radius of 5 cm. Determine the: a.) magnetic field at…

A: Ans:- Image-1

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.