………. nozzle is used in open combustion chambers.
A. Single hole
B. Multi hole
C. Circumferential hole
D. none of the mentioned
Answer:A
………. nozzle is used in open combustion chambers.
A. Single hole B. Multi hole C. Circumferential hole D. none of the mentioned
Explanation: The circumferential hole nozzle is used in open type combustion chambers and single or mutli hole nozzle are not used.