Speed of the blade to speed of the gas ratio can be denoted by _______
A. Alpha
B. Sigma
C. Gamma
D. None of the mentioned
Answer:A
Speed of the blade to speed of the gas ratio can be denoted by _______
A. Alpha B. Sigma C. Gamma D. None of the mentioned
Explanation: Blade to gas speed ratio is known as velocity ratio and it can be represented by sigma.