//(Chain Drives) Example 14.6
//Power rating of the petrol engine kWd
kWd = 10
//Speed of the engine n1 (rpm)
n1 = 900
//Number of teeth on the driving sprocket z1
z1 = 21
//Alternate number of teeth on the driving sprocket alt_z1 (rpm)
alt_z1 = 25
//Minimum speed of the conveyor shaft n2min (rpm)
n2min = 225
//Maximum speed of the conveyor shaft n2max (rpm)
n2max = 245
//Alternate number of teeth on the driven sprocket alt_z2 (rpm)
alt_z2 = 96

//Change the following data accordingly
//Find service factor for moderate shock conditions from table 14.3 on page 551
Ks = 1.4
//Find multiple strand factor from table 14.4 on page 551
//For 1 strand
K1 = 1
//For alternative 4 strands
alt_K1 = 3.3
//Find the tooth correction factor from table 14.5 on page 551
//For 21 teeth
K2 = 1.26

//After choosing the chain, alter following data accordingly from table 14.2 on page 550
//pitch p (mm)
p = 19.05

//After choosing the chain for alternate design, alter following data accordingly from table 14.2 on page 550
//alternate pitch alt_p (mm)
alt_p = 12.7