1.

The dimensions of intensity of wave are :

Answer»

`[ML^(2)T^(-3)]`
`[ML^(0)T^(-3)]`
`[ML^(-2)L^(-3)]`
`[M^(1)L^(2)L^(3)]`

SOLUTION :Intensity of wave
`=("ENERGY")/("areaxxtime")=(ML^(2)T^(-2))/(L^(2)T)=[ML^(0)T^(-3)]`
Hence correct choice is `(b)`.


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