The elecric field intensity at distances r and 2r from a long uniformly charged straight wire are E1 or E2 respecrively. The ratio of E1 and E2 will be ?

A)1/2 B)2/1. C)1/1. D)none of these

Question

The elecric field intensity at distances r and 2r from a long
uniformly charged straight wire are E1 or E2 respecrively The ratio
of E1 and E2 will be ?

A)1/2 B)2/1 C)1/1 D)none of these

Jainabbee Abid Shaikh · Accepted Answer

Dear student,

Electric field intensity is inversely proportional to square of the
distance
â€‹â€‹â€‹â€‹â€‹â€‹Thus,

E1E2=r22r12=2212=41
Regards

The elecric field intensity at distances r and 2r from a long uniformly charged straight wire are E1 or E2 respecrively. The ratio of E1 and E2 will be ? A)1/2 B)2/1. C)1/1. D)none of these

The elecric field intensity at distances r and 2r from a long uniformly charged straight wire are E1 or E2 respecrively. The ratio of E1 and E2 will be ?

A)1/2 B)2/1. C)1/1. D)none of these