Test formula "T = delta T 1 + delta T 2 = 2L/C0(1-beta al quadrato)"
T = δ T 1 + δ T 2 = 2 L C 0 ( 1 − β 2 ) {\displaystyle T=\delta T_{1}+\delta T_{2}={\frac {2L}{C_{0}(1-\beta ^{2})}}}
