1)

The realtion between [E] and [B] is 


A) $[E]=[B][L][T]$

B) $[E]=[B][L]^{-1}[T]$

C) $[E]=[B][L]^{}[T]^{-1}$

D) $[E]=[B][L]^{-1}[T]^{-1}$

Answer:

Option C

Explanation:

In terms of dimension. Fe = Fm

$\Rightarrow$      qE  = qvB    or E=vB

[E]=[B] [L][T-1]