Power Engineering MCQ Power Engineering Chapter 97 The two pipe gravity return steam heating system, now obsolete, had the disadvantage that during startup, some steam could pass through a radiator without condensing and could enter other radiators via the return main, thus trapping:

The two pipe gravity return steam heating system, now obsolete, had the disadvantage that during startup, some steam could pass through a radiator without condensing and could enter other radiators via the return main, thus trapping:

Power Engineering Chapter 97

The two pipe gravity return steam heating system, now obsolete, had the disadvantage that during startup, some steam could pass through a radiator without condensing and could enter other radiators via the return main, thus trapping:

a. Water in the center
b. Steam in the center
c. Condensate in the center
d. Debris in the center
e. Air in the center

Answer: E

Power Engineering MCQ

The two pipe gravity return steam heating system, now obsolete, had the disadvantage that during startup, some steam could pass through a radiator without condensing and could enter other radiators via the return main, thus trapping:

The two pipe gravity return steam heating system, now obsolete, had the disadvantage that during startup, some steam could pass through a radiator without condensing and could enter other radiators via the return main, thus trapping:

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