Question

Wb m
A proton is projected with a kinetic energy
K describes a circle of radius Rin a uniform
magentic field. With what kinetic energy
should an a -particle be projected into the
same magnetic field so that it describes a
circle of radius 2R?
1) 4K 2) 2K
3) K/4 4) K/2​

Answer 1

Answer:

One Of My,

Explanation:

I'm Not A, Div,