Valve sizes are selected in accordance with the _______ needed and permissible fluid-friction _______.
a. size, characteristics
b. capacity, losses
c. service, numbers
d. agency, advantage
Answer: B
Valve sizes are selected in accordance with the _______ needed and permissible fluid-friction _______.
a. size, characteristics
b. capacity, losses
c. service, numbers
d. agency, advantage