An electron and a position are released from (0, 0, 0) and `(0, 0, 1*5R)` respectively, in a uniform magnetic field `vecB=B_0hati`, each with an equal momentum of magnitude `p=eBR`. Under what conditions on the direction of momentum will the orbits be non-intersecting circles?

An electron and a positron are released from (0, 0, 0) and (0, 0, 1.5R ) respectively, in a uniform magnetic field vecB=B_(0)hati , each with an equal momentum of magnitude p = eBR. Under what conditions on the direction of momentum will the orbits be non-intersecting circles ?

An electron and a positron are released from (0, 0, 0) and (0, 0, 1.5R) respectively, in a uniform magnetic field B =B_0 hati each with an equal momentum of magnitude p =eBr. Under what conditions on the direction of momentum will the orbits be non-interesting circles?

A proton is fired from origin with velocity vecv=v_0hatj+v_0hatk in a uniform magnetic field vecB=B_0hatj .

An electron is moving with an initial velocity vecv=vecv_(0) hati and is in a uniform magnetic field vecB=B_(0) hatj . Then its de Broglie wavelength

A charged particle of mass m and charge q is released from rest the position (x_0,0) in a uniform electric field E_0hatj . The angular momentum of the particle about origin.

A charged particle of mass m and charge q is released from rest the position (x_0,0) in a uniform electric field E_0hatj . The angular momentum of the particle about origin.

Under what condition is E_("cell")=0 or Delta_(r)G=0?