(d) What is the radius of the helical path? - Toppr Ask
www.toppr.com › ask › en-usClick here👆to get an answer to your question ️ An electron follows a helical path in a uniform magnetic field given by vec B = (20vec i - 50 vec j - 30vec k)mT . At time t = 0 , the electrons velocity is given by vec v = (20vec i - 30vec j + 50vec k)m/s .(a) What is the angle ϕ between vec v and vec B ? The electrons velocity changes with time. Do (b) its speed and (c) the angle ϕ ...