A soil sample is having voids ratio 0.72 under a pressure of 200KN/m². If the void ratio is reduced to 0.5 under 450kn/m² load, then find the change in effective pressure.

A soil sample is having voids ratio 0.72 under a pressure of 200KN/m²

1.	A soil sample is having voids ratio 0.72 under a pressure of 200KN/m². If the void ratio is reduced to 0.5 under 450kn/m² load, then find the change in effective pressure.
A.	4000 kN/m²
B.	250 kN/m²
C.	350 kN/m²
D.	2000 kN/m²
Answer» C. 350 kN/m²