A submarine experiences a pressure of 5.05 × 106 Pa at depth of d1 in a sea. When it goes further to a depth of d2, it experiences a pressure of 8.08 × 106 Pa. Then, d2 - d1 is approximately (density of water = 103 kg/m3 and acceleration due to gravity = 10 ms-2:

A submarine experiences a pressure of 5.05 × 106 Pa at depth of d1 in

1.	A submarine experiences a pressure of 5.05 × 106 Pa at depth of d1 in a sea. When it goes further to a depth of d2, it experiences a pressure of 8.08 × 106 Pa. Then, d2 - d1 is approximately (density of water = 103 kg/m3 and acceleration due to gravity = 10 ms-2:
A.	300 m
B.	400 m
C.	600 m
D.	500 m
Answer» B. 400 m