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23. The density

ρ of water of bulk modulus B at a depth y in the ocean is related to the density at surface ρ0 by the relation

(a)  ρ= ρ0[1-(ρ0 gy/B)]                       (b)  ρ= ρ0[1+(ρ0 gy/B)]

(c)  ρ= ρ0[1+(B/ρ0 hgy)]                      (d)  ρ= ρ0[1-(B/ρ0 gy)]

Answer-b

(8)

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