题目
根据均熵关系式,扰动波过后音速与未扰动音速的比值(c)/(c_0)等于().A. ((p)/(p_0))^(y-1)/(2)B. ((T)/(T_0))^(y-1)/(2y)C. ((T)/(T_0))^(y-1)/(2)D. ((p)/(p_0))^(y-1)/(2y)
根据均熵关系式,扰动波过后音速与未扰动音速的比值$\frac{c}{c_0}$等于().
A. $\left(\frac{p}{p_0}\right)^{\frac{y-1}{2}}$
B. $\left(\frac{T}{T_0}\right)^{\frac{y-1}{2y}}$
C. $\left(\frac{T}{T_0}\right)^{\frac{y-1}{2}}$
D. $\left(\frac{p}{p_0}\right)^{\frac{y-1}{2y}}$
题目解答
答案
B. $\left(\frac{T}{T_0}\right)^{\frac{y-1}{2y}}$