A particle of specific charge `(q//m)` is projected from the origin of coordinate with initial velocity `[ui-vj]` unifrom electric magnetic fields exist in the region along the +ydirection, of magnitude `E` and `B` The particle will definitely return to the origin once if .

A particle of specific charge alpha is projected from origin with velocity v=v_0hati-v_0hatk in a uniform magnetic field B=-B_0hatk . Find time dependence of velocity and position of the particle.

A particle of specific charge alpha is projected from origin with velocity v=v_0hati-v_0hatk in a uniform magnetic field B=-B_0hatk . Find time dependence of velocity and position of the particle.

A particle of specific charge q/m=pi C//kg is projected from the origin towards positive x -axis with a velocity of 10 m//s in a uniform magnetic field vec(B)=-2hatk T . The velocity vec(v) of particle after time t=1/12 s will be (in m//s )

A particle of specific charge q//m = (pi) C//kg is projected from the origin towards positive x-axis with a velocity of 10 m//s in a uniform magnetic field vec(B) = -2 hat K Tesla. The velocity vec V of the particle after time t =1//6 s will be

A particle of specific charge q//m = (pi) C//kg is projected from the origin towards positive x-axis with a velocity of 10 m//s in a uniform magnetic field vec(B) = -2 hat K Tesla. The velocity vec V of the particle after time t =1//6 s will be

A particle of specific charge q//m = (pi) C//kg is projected from the origin towards positive x-axis with a velocity of 10 m//s in a uniform magnetic field vec(B) = -2 hat K Tesla. The velocity vec V of the particle after time t =1//6 s will be

A particle of charge 'q' and mass 'm' is projected from the origin with velocity (u_0hati+v_0 hatj) in a gravity free region where uniform electric field -E_0hati and uniform magnetic field -B_0hati exist. Find the condition so that the particle would return to origin at least for once .

A particle of charge q_(0) and of mass m_(0) is projected along the y -axis at t=0 from origin with a velocity V_(0) . If a uniform electric field E_(0) also exist along the x -axis, then the time at which debroglie wavelength of the particle becomes half of the initial value is:

A particle of charge q_(0) and of mass m_(0) is projected along the y -axis at t=0 from origin with a velocity V_(0) . If a uniform electric field E_(0) also exist along the x -axis, then the time at which debroglie wavelength of the particle becomes half of the initial value is: