In a region of interstellar space, electrons are traveling in helical paths. The magnetic field increases by a factor of 2.   (a) The radius increases by a factor of 4, the electron energy increases by 4. (b) The radius stays the same and the electron energy increases by a factor of 2 (c) The radius decreases by a factor of 4 but the electron energy stays the same (d) The radius decreases by a factor of 2 but the electron energy stays the same (e) The radius increases by a factor of 2 but the electron energy stays the same

Q: An electron moves in a circular path perpendicular to a constant magnetic field with a magnitude of…

A: Given values: Magnetic field,B=3.50 mT Angular momentum, L=3.00×10-25 Js Mass of electron,…

Q: In the previous question, the proton's speed is 7.8 m/s, and the uniform magnetic field has a…

A: Speed of proton, v = 7.8 m/s Magnetic field, B = 0.026 T mass of proton, m = 1.67*10-27 kg Charge of…

Q: In an experiment designed to measure the Earth's magnetic field using the Hall effect, a copper bar…

A: We know that Hall Voltage is given by: Vh = i*B/(n*q*L) B = n*q*L*Vh/i

Q: Consider an electron near the Earth's equator. In which direction does it tend to deflect if its…

A: F= q( v× B)  At the equator earth's magnetic field is horizontally towards north   Thus when v , B…

Q: A long copper strip 1.2 cm wide and 0.50 mm thick is placed in a 1.4 T magnetic field as shown in…

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Q: An electron moves in a circular path perpendicular to aconstant magnetic field of magnitude 1.00 mT.…

A: (a) The Lorentz force provides the necessary centripetal force

Q: A wire is formed into a circle having a diameter of 10 cm and placed in a uniform magnetic field of…

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Q: An electron is moving with a speed of 1 x 10 m/s and perpendicular to a magnetic field of 5.0 x 10 3…

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Q: An electron is introduced into a uniform magnetic field, Bx = 50.0 μTesla directed at right angles…

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Q: A beam of electrons undeflected through two mutually perpendicular electric and magnetic fields. If…

A: It is given that,

Q: An electron is moving along +x direction with a velocity of 6 x 106 ms-. It enters a region…

A: Given,velocity of electron, v = 6×106 msElectric field, E = 300 Vcm along +y direction,

Q: As shown in the figure, an electron is fired with a speed of 3.76 × 10° m/s through a hole in one of…

A: (a) The expression for the magnetic force acting on the electron is written as, Here, B, q, v and θ…

Q: In a nuclear experiment a proton with kinetic energy 1.3 MeV moves in a circular path in a uniform…

A: Given in a nuclear experiment a proton with kinetic energy 1.3 MeV and given alpha particle…

Q: A source injects an electron of speed v = 1.5 * 10^7 m/s into a uniform magnetic field of magnitude…

A: The parallel component of velocity of the electron is given by,

Q: How fast would a metalic airplane with a 25 m wingspan have to fly through the vertical 5.6 x 10 T…

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Q: An electron ( m = 9.11x 10 kg q-1.6×10 C) moves in a circular path perpendicular to a uniform…

A: Given  Q = 1.67*10-19 M = 9.1*10-31kg. V = 1.5*10⁷ m/s. B  = 4.5 mT.

Q: An electron moving perpendicular to a uniform magnetic field of 3.2 x 10-2 T moves in a circle of…

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Q: A wire is formed into a circle having a diameter of 12.0 cm and placed in a uniform magnetic field…

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Q: An electron moves in a circular path perpendicular to a constant magnetic field with a magnitude of…

A: Given:-  An electron move in a circular path perpendicular to a constant magnetic field.  The…

Q: An electron moves in a circular path perpendicular to a constant magnetic field of magnitude 1.00…

A: a) The required radius of the circular path is,

Q: A beam of electrons is initially moving along the negative x-axis at 9.18 Mm/s in the positive…

A: Given that: v=9.18×106 m/s along +xB=2.36×10-3 along +ySince it was moving along the -x axis, then…

Q: A wire is formed into a circle having a diameter of 13.0 cm and placed in a uniform magnetic field…

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Q: A wire is formed into a circle having a diameter of 17.0 cm and placed in a uniform magnetic field…

A: Write the given values with suitable variables. r=17 cm2=8.5×10-2 mB=2.70×10-3 TI=5 A Here, r, B,…

Q: An electron moves in a circular orbit of radius 94 cm, in an external magnetic field with velocity…

A: Given : r = 94 cm = 0.94 m v = 2.75 x 106 m/s m = 9.11 x 10-27 kg

Q: A proton, a deuteron (q=+e, m = 2.0 u), and an alpha particle (q =+2e, m= 4.0 u) are accelerated…

A: Since there are multiple sub-parts posted, we will answer the first three sub-parts. If you want any…

Q: A rectangular semi- conductor of length 50 mm, width 30 mm and depth 20 mm in the same uniform…

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Q: In an experiment designed to measure the Earth's magnetic field using the Hall effect, a copper bar…

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Q: In an experiment designed to measure the Earth's magnetic field using the Hall effect, a copper bar…

A:

Q: An electron follows a circular path of radius 0.20 m in a uniform magnetic field of 0.3T. Calculate…

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Q: A source injects an electron of speed v = 1.5 x 107 m/s into a uniform magnetic field of magnitude B…

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Q: An electron with charge-to-mass ratio of 1.8 × 10^11 C kg^-1 is travelling at right angles to a…

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Q: A charged particle is launched into a region of uniform magnetic field and is deflected as shown. If…

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Q: An electron enters the region between two plates traveling along the x-direction with a speed of v =…

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Q: In Bohr's model of the hydrogen atom, the electron travels with speed of 2.2x10^6 m/s in a circle…

A: Given: v=2.2*106 m/sr = 5.3*10-11 mI = 1.27 mA = 1.27*10-3 A

Q: An electron is traveling to a certain region that contains a uniform magnetic field 1.00 mT shown in…

A: Assume the region to the right of a certain plane contains a uniform magnetic field of magnitude…

Q: A uniform magnetic field of 2.00×10T is applied to put an electron into a circular orbit with…

A: Given Data : The magnetic field is given as B=2×10-3 T The angular momentum of the electron is given…

Q: An electron enters a magnetic field of 2 × 10 ^ -2 T with velocity of 3 × 10 ^ 7 m / s, and…

A: An electron enters a magnetic field of B with a velocity of v, and describes a circular path of…

Q: An electron is accelerated from rest through a potential difference V after which it enters a region…

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Q: An electron moves in a circular path perpendicular to a constant magnetic field with a magnitude of…

A: Given Information:- Magnitude of the magnetic field is B=4.00 mT=4.00 mT×10-3 T1 mT=4.00×10-3 T…

Q: An electron moves in the negative x direction, through a uniform magnetic field that is in the…

A: Given Electron move in negative x-direction Magnetic field is in Negative y-direction We have to…

Q: An electron moves in a circular path perpendicular to a constant magnetic field of magnitude 1.11…

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Q: The figure shows the cross-section of a hollow cylinder of inner radius a = 5.0 cm and outer radius…

A: Given that, Inner radius (a)= 0.05 m Outer radius (b)= 0.07 m Current density (J)= 1 A/cm² Or J= 10⁴…

Q: Q-3A: A line shaped into an arc of radius R = 2 cm and two straight infinitely-long segments carries…

A: Given: Curved part radii, R=2 cm=2×10-2 m Current flowing through all three segments, I=30 A A beam…

Q: An electron moves at a speed of 810 m/s perpendicular to the direction of a uniform magnetic field…

A: The given values are, v=810 m/sB=0.4 T

Q: In an experiment designed to measure the Earth’s magnetic field using the Hall effect, a copper bar…

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Q: A proton moving with a speed of 3.0 x 105 m/s perpendicular to a uniform magnetic field of 0.20 T…

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Q: In an experiment designed to measure the Earth's magnetic field using the Hall effect, a copper bar…

A:

Q: t what speed (in m/s) will a proton move in a circular path of the same radius as an electron that…

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Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.