NEET Last 32 Years Solved 1988 – 2019 Physics and Chemistry Video Solutions
Sahay Sir > Question Answers > NEET Last 32 Years Solved 1988 - 2019 Physics and Chemistry Video Solutions
Under the influence of a uniform magnetic field, a charged particle is moving in a circle of radius R with constant speed v. The time period of the motion
18
Aug
Under the influence of a uniform magnetic field, a charged particle is moving in a circle of radius R with constant speed v. The time period of the motion a charged particle is moving in a circle of radius R with constant speed v. The time period of the motion Under the influence of a [...]
A beam of electrons passes undeflected through mutually perpendicular electric and magnetic fields. If the electric field is switched off, and the same magnetic field is maintained, the electrons move
18
Aug
A beam of electrons passes undeflected through mutually perpendicular electric and magnetic fields. If the electric field is switched off, and the same magnetic field is maintained, the electrons move A beam of electrons passes undeflected through mutually perpendicular electric and magnetic fields. If the electric field is switched off and the same magnetic field [...]
A particle of mass m, charge q and kinetic energy t enters a transverse uniform magnetic field of induction B. After 3 s, the kinetic energy of the particle will be
18
Aug
A particle of mass m, charge q and kinetic energy t enters a transverse uniform magnetic field of induction B. After 3 s, the kinetic energy of the particle will be A particle of mass m charge q and kinetic energy t enters a transverse uniform magnetic field of induction B. After 3 s the [...]
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
18
Aug
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
18
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
18
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 ?
18
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
18
Aug
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
18
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
18
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 [...]