Two ions have equal masses but one is singly- ionized and the other is doubly- ionized. They are pojected from the same place in a uniform magnetic field with the same velocity perpendicular to the field.

Options

A. (i), (ii)
B. (ii), (iv)
C. (ii), (iii)
D. (i), (iv)

Answer

B

Explanation

`R = (mv)/(Bq), R prop (1)/(q)`
`(R_(1))/(R_(2)) = (2e)/(e) = 2`