Moving Charges ...

Two particles A and B of masses m_A and m_Brespectively and having the same charge are moving in a plane. A uniform magnetic field exists perpendicular to this plane. The speeds of the particles are v_A and v_Brespectively, and the trajectories are as shown in the figure. Then

A particle of mass 0.6 g and having charge of 25 nC is moving horizontally with a uniform velocity 1.2 × 10⁴ ms^–1 in a uniform magnetic field, then the value of the magnetic induction is (g = 10 ms^–2)

Motion of a moving electron is not affected by

At a specific instant emission of radioactive compound is deflected in a magnetic field. The compound can emit
(i) Electrons
(ii) Protons
(iii) He⁺²
(iv) Neutrons
The emission at the instant can be

Which particles will have minimum frequency of revolution when projected with the same velocity perpendicular to a magnetic field

Mixed He⁺ and O²⁺ ions (mass of He⁺= 4 amu and that of O²⁺= 16 amu) beam passes a region of constant perpendicular magnetic field. If kinetic energy of all the ions is same then

A particle of charge –16 × 10^–18 coulomb moving with velocity 10ms^–1 along the x–axis enters a region where a magnetic field of induction B is along the y–axis, and an electric field of magnitude 10⁴ V/m is along the negative z–axis. If the charged particles continues moving along the x-axis, the magnitude of B is

An electron and a proton have equal kinetic energies. They enter a magnetic field perpendicularly, then