Find the depth of sea water from a ship on the sea surface it the time interval of two seconds is required to receive the signal back.

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written 6.2 years ago by

teamques10 ★ 68k

• modified 4.6 years ago

Given that: temperature of sea water is 20℃, salinity of sea water is 10gm/lit.

engineering physics

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1 Answer

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written 6.2 years ago by

teamques10 ★ 68k

Given Data :- t = 2sec , Temperature = 20℃,

S = 10 gm/lit = 10$ kg/m^3$

Formula :- d= ϑt/2

ϑ=1510+1.14S+4.21t-0.037$t^2$

Calculations :- ϑ = $1510+(1.14×10)+(4.21×20)-0.037(20)^2$

ϑ= 1590.8m/s

D = (1590.8×2)/2 = 1590.8 m

Answer :- Depth of sea water = 1590.8m

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