A diver at a depth $d$ in sea-water experiences a total pressure of $2P$, where $P$ denotes atmospheric pressure. At what depth does the pressure become $4P$?
- A$1.5d$
- B$2d$
- C$3d$
- D$4d$
Physics 5054 · O Level · Pressure
A diver at a depth $d$ in sea-water experiences a total pressure of $2P$, where $P$ denotes atmospheric pressure. At what depth does the pressure become $4P$?