A closed cylindrical tank of height 2.3 m, partly filled with oil of specific gravity 0.8 to a depth of 2.0 m, has an air pressure of 30 kN/m2 above the oil. Find the pressure on the bottom of the tank (in kN/m2). (Take unit weight of water as 10000 N/m3.)
1
46
2
14
3
30
4
16