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The actual vacuum in a condenser is equal to

A. Barometric pressure + actual pressure

B. Barometric pressure - actual pressure

C. Gauge pressure + atmospheric pressure

D. Gauge pressure - atmospheric pressure

Please do not use chat terms. Example: avoid using "grt" instead of "great".

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  2. In a throttling process
  3. Adiabatic process is
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  6. Which is not correct statement about the function of furnace?
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  16. In a glass tube type water indicator for a boiler, one end of the tube is connected to water space and…
  17. When the back pressure of a nozzle is below the designed value of pressure at exit of nozzle, the nozzle…
  18. The relative efficiency is defined as the
  19. Calorific value of coal is of the order of
  20. Heating wet steam at constant temperature is heating it at constant
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  22. The basic job of feed water treatment in boilers is to overcome the problem of
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