The load on a $2\mathrm{.}5-$in$.-$diameter hydraulic cylinder increases from $8,000$ lb to $15,000$ lb$.$ Due to the compressibility of the oil, the piston retracts $0\mathrm{.}01$ in$.$ If the volume of oil under compression is $10$ in$3,$ what is the bulk modulus of the oil in units of psi?

Question $1$Answer

a$.$

$396235$ psi

b$.$

$685236$ psi

c$.$

$723354$ psi

d$.$

$653566$ psi

e$.$

$291934$ psi