Which of the following statement (s) is /are relevant to critical flow through a steam nozzle?
1. Flow rate throught the nozzle is minimum
2. Flow rate through nozzle is maximum Velocity at the throat is supersonic
Velocity at the throat is sonic
Select the correct answer using the codes given below:
Codes:
(a) 1 along (b) 1 and 3
(c) 2 and 4 (d) 4 alone