Heating boilers attain maximum efficiency only when they are operated:
a. Intermittently at 90% of the load
b. Intermittently at half load
c. Continuously at full load
d. Continuously at half load
e. Continuously at 75% of the load
Answer: C
Heating boilers attain maximum efficiency only when they are operated:
a. Intermittently at 90% of the load
b. Intermittently at half load
c. Continuously at full load
d. Continuously at half load
e. Continuously at 75% of the load
Answer: C