Question

A proton travelling in a vacuum with the velocity V1 at right angles to a uniform
magnetic field experiences twice the force that an alpha particle experiences when it is
travelling along the same path with velocity V2. The ratio of V1/V2 is
(a) 1:2
(b)1:1
(c)4:1
(d)2:1​

Answer 1

Answer:

4 is to 1 .is the answer according to physics i think