Chapter 23 – Magnetic Effects of Current and Moving Charges
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A beam of cathode rays is subjected to crossed electric (E) and magnetic fields (B). The fields are adjusted such that the beam is not deflected. The specific charge of the cathode rays is given by
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A beam of cathode rays is subjected to crossed electric (E) and magnetic fields (B). The fields are adjusted such that the beam is not deflected. The specific charge of the cathode rays is given by A beam of cathode rays is subjected to crossed electric (E) and magnetic fields (B). The fields are adjusted [...]
A uniform electric field and a uniform magnetic field are acting along the same direction in a certain region. If an electron is projected in the region such that its velocity is pointed along the direction of fields, then the electron
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Aug
A uniform electric field and a uniform magnetic field are acting along the same direction in a certain region. If an electron is projected in the region such that its velocity is pointed along the direction of fields, then the electron An alternating electric field An electron of mass m with an initial velocity V [...]
An alternating electric field, of frequency v, is applied across the dees (radius = R) of a cyclotron that is being used to accelerate protons (mass = m). The operating magnetic field (B) used in the cyclotron and the kinetic energy (K) of the proton beam, produced by it, are given by
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Aug
An alternating electric field, of frequency v, is applied across the dees (radius = R) of a cyclotron that is being used to accelerate protons (mass = m). The operating magnetic field (B) used in the cyclotron and the kinetic energy (K) of the proton beam, produced by it, are given by An alternating electric [...]
An electron of mass m with an initial velocity V =V0i^(V00) enters an electric field E = −E0 (E0 = constant 0) at t = 0. If λ0 is its de-Broglie wavelength initially, then its de-Broglie wavelength at time t is ?
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Aug
An electron of mass m with an initial velocity V =V0i^(V00) enters an electric field E = −E0 (E0 = constant 0) at t = 0. If λ0 is its de-Broglie wavelength initially, then its de-Broglie wavelength at time t is ? An electron of mass m with an initial velocity V =V0i^(V00) enters an [...]
An electron moving in a circular orbit of radius r makes n rotations per second. The magnetic field produced at the center has magnitude
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An electron moving in a circular orbit of radius r makes n rotations per second. The magnetic field produced at the center has magnitude An electron moving in a circular orbit of radius r makes n rotations per second. The magnetic field produced at the center has magnitude August 18, 2020 Category: Chapter 23 - [...]
An electron is moving in a circular path under the influence of a transverse magnetic field of 3⋅57×10^−2T. If the value of e/m is 1⋅76×10^11 C/kgg. the frequency of revolution of the electron is
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Aug
An electron is moving in a circular path under the influence of a transverse magnetic field of 3⋅57×10^−2T. If the value of e/m is 1⋅76×10^11 C/kgg. the frequency of revolution of the electron is An electron is moving in a circular path under the influence of a transverse magnetic field of 3⋅57×10^−2T. If the value [...]
A closed loop PQRS carrying a current is placed in a uniform magnetic field. If the magnetic forces on segments PS, SR and RQ are F1,F2,andF3 respectively and are in the plane of the paper and along the directions shown, the force on the segment QP is
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Aug
A closed loop PQRS carrying a current is placed in a uniform magnetic field. If the magnetic forces on segments PS, SR and RQ are F1,F2,andF3 respectively and are in the plane of the paper and along the directions shown, the force on the segment QP is A closed loop PQRS carrying a current is [...]
The magnetic force acting on a charged particle of charge−2μC in a magnetic field of 2T acting in y-direction, when the particle velocity is (2iˇ+3jˇ) × 10^6ms−1 is
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The magnetic force acting on a charged particle of charge−2μC in a magnetic field of 2T acting in y-direction, when the particle velocity is (2iˇ+3jˇ) × 10^6ms−1 is The magnetic force acting on a charged particle of charge−2μC in a magnetic field of 2T acting in y-direction when the particle velocity is (2iˇ+3jˇ) × 10^6ms−1 [...]
A square current carrying loop is suspended in a uniform magnetic field acting in the plane of the loop. If the force on one arm of the loop is F, the net force on the remaining three arms of the loop is
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A square current carrying loop is suspended in a uniform magnetic field acting in the plane of the loop. If the force on one arm of the loop is F, the net force on the remaining three arms of the loop is A square current carrying loop is suspended in a uniform magnetic field acting [...]
A current carrying closed loop in the form of a right angle isosceles triangle ABC is placed in a uniform magnetic field acting along AB. If the magnetic force on the arm BC is F, the force on the arm AC is
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Aug
A current carrying closed loop in the form of a right angle isosceles triangle ABC is placed in a uniform magnetic field acting along AB. If the magnetic force on the arm BC is F, the force on the arm AC is A current carrying closed loop in the form of a right angle isosceles [...]