Two charged particles 'A' and 'B' (with their masses in the ratio of 2:3 and charges in the ratio 1:2 are accelerated from rest through a potential difference V.If a uniform magnetic field (B) is set up perpendicular to their velocities,the ratio of the radii rA:rB of the circular paths described by them will be:

A proton and an alpha - Particle ( with their masses in the ratio of 1:4 and charges in the ratio of 1:2 ) are accelerated form rest through a potential differeence V, if a uniform magnetic field (B) is set up perpendicular to their velocities , the ratio of the radii r_(p) : r_(alpha) of the circular paths described by them will be :

A particle of mass m and charge q enters a magnetic field B perpendicularly with a velocity v , The radius of the circular path described by it will be

A narrow beam of protons and deutrons, each having the same momentum, enters a region of uniform magnetic field directed perpendicular to their direction of momentum. The ratio of the radii of the circular paths described by them is

A proton and an alpha -particle, accelerated through same potential difference, enter a region of uniform magnetic field with their velocities perpendicular to the field. Compare the radii of circular paths followed by them.

Two charged particle having masses in the ratio 2:3 and charges in the ratio 1:2 are released from rest in a uniform electric field.After a time 1 minute their K.E.will be in the ratio of

A proton , a deuteron and an alpha -particle enter a magnetic field perpendicular to field with same velocity. What is the ratio of the radii of circular paths ?