1.

The dimension of `((1)/(2))epsilon_(0)E^(2)` (`epsilon_(0)` : permittivity of free space, E electric fieldA. `[MLT^(-1)]`B. `[ML^(2)T^(-2)]`C. `[ML^(-1)T^(-2)]`D. `[ML^(2)T^(-1)]`

Answer» `(1)/(2)epsilon_(0)E^(2)="Energy density"`
`=(E)/(V)=(M^(1)L^(2)T^(-2))/(L^(3))=M^(1)L^(-1)T^(-2)`


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