#rad disk
R_1=15460
R_12 = 28966
R_2 = 15257
R_b = 0

X = R_1*R_2 - R_b*R_12
Y = R_1*R_2*(R_12+R_b) - R_b*R_12*(R_1+R_2)
Z = Y*(R_1+R_2 - R_12-R_b)/X**2
T_d = X*(1-(1-Z)**(1/2))/Y *60


print(f't_d = {T_d:.3e}')
#Exercise 3.1
print(f'perc deadtime ={T_d*R_12/60*100:.3f}')

#blank disk
R_1=15280
R_12 = 29273
R_2 = 15585
R_b = 0

X = R_1*R_2 - R_b*R_12
Y = R_1*R_2*(R_12+R_b) - R_b*R_12*(R_1+R_2)
Z = Y*(R_1+R_2 - R_12-R_b)/X**2
T_d = X*(1-(1-Z)**(1/2))/Y *60

print(f't_d = {T_d:.3e}')
#Exercise 3.1
print(f'perc deadtime ={T_d*R_12/60*100:.3f}')