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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A proton (charge 1.6×10^−19C, mass = 1.67×10^−27kg) is shot with a speed 8×10^6ms−1 at an angle of 37 with the X-axis. A uniform magnetic field B = 0.30T exists along the X-axis. Show that path of the proton is a helix. Find the radius and pitch of the helix.

A proton (charge 1.6×10^−19C, mass = 1.67×10^−27kg) is shot with a speed 8×10^6ms−1 at an angle of 37 with the X-axis. A uniform magnetic field B = 0.30T exists along the X-axis. Show that path of the proton is a helix. Find the radius and pitch of the helix.

A charge particle of mass m and charge q is projected velocity v along y-axis at t = 0. Find the velocity vector and position vector of the v(t) and r(t) in relation with time. A proton (charge 1.6×10^−19C