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1. |
Why is ‚Äö√Ñ√∂‚à ö√ë‚à ö‚â§make-up water‚Äö√Ñ√∂‚à ö√ë‚à ö¬• added to drum continuously?$ |
A. | To remove the impurities in tube |
B. | To replace the water that has been converted into steam |
C. | To keep the system cool externally |
D. | To compensate for water loss trough blow down |
Answer» E. | |