সীসার স্বাভাবিক ঘনত্ব 11.4 g⋅cm−311.4\ g\cdot cm^{-3}11.4 g⋅cm−3 । আয়তন গুণাঙ্ক 0.8×1010 Nm−20.8\times{10}^{10}\ Nm^{-2} 0.8×1010 Nm−2 হলে 5×107 Nm−25\times{10}^7\ Nm^{-2} 5×107 Nm−2 চাপে সীসার ঘনত্ব কত হবে?
11.37 g/cm3 11.37\ g/cm^3 11.37 g/cm3
11.47 g/cm3 11.47\ g/cm^3 11.47 g/cm3
11.57 g/cm311.57\ g/cm^3 11.57 g/cm3
11.67 g/cm3 11.67\ g/cm^3 11.67 g/cm3
ρ′=VV′×ρ=VρV(1− PB)=ρ1− PB=11.41− 5×1070.8×1010=11.47 g/cm3\rho^\prime=\frac{V}{V^\prime}\times\rho=\frac{V\rho}{V\left(1-\ \frac{P}{B}\right)}=\frac{\rho}{1-\ \frac{P}{B}}=\frac{11.4}{1-\ \ \frac{5\times{10}^7}{0.8\times{10}^{10}}} =11.47\ g/cm^3 ρ′=V′V×ρ=V(1− BP)Vρ=1− BPρ=1− 0.8×10105×10711.4=11.47 g/cm3
