The fractional compression \(\left(\frac{\Delta \mathrm{V}}{\mathrm{V}}\right)\) of water at the depth of 2.5 km below the sea level is ________%. Given, the Bulk modulus of water = 2 × 109 Nm–2, density of water = 103 kg m–3, acceleration due to gravity = g = 10 ms–2.
1
1.75
2
1.0
3
1.5
4
1.25