September 28: Question 45 on boiler foundations – true or false question: (A certain score will be given to the top 40 participants)
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The minimum safe water level in a water-tube boiler is 100 mm above the firebox level. () Answer: Wrong. Thank you for your support; correct answers earn +8 points, while incorrect answers result in +3 points after 45 attempts.
The minimum safe water level in a water-tube boiler is 100 mm above the firebox level. (x)
The minimum safe water level in a water-tube boiler is 100 mm above the firebox floor. (False) The minimum safe water level in a water-tube boiler should ensure reliable water supply to the downcomers. The minimum safe water level in a shell and tube boiler should be 100 mm above the highest fire level.
The minimum safe water level in a water-tube boiler is 100 mm above the firebox level. (×)
Error. It should be 100 MM above the highest fire boundary
The minimum safe water level in a water-tube boiler is 100 mm above the firebox level. (Wrong)
The minimum safe water level in a shell and tube boiler should be 100 mm above the highest fire level. For horizontal shell boilers with a diameter of 1500 mm or less, the minimum water level should be 75 mm above the highest fire line.
The minimum safe water level in a water-tube boiler is 100 mm above the firebox. Error
No, it should be said that it’s incomplete; it depends on the type and size of the boiler. For horizontal shell boilers with a diameter of 1500 mm or less, the lowest water level should be 75 mm above the highest fire level