Water circulates in a natural circulation...

Question 1 / 205eccef9fbacbc34ba4d46c5d

Question 1 of 205eccef9fbacbc34ba4d46c5d

Water circulates in a natural circulation boiler due to the __________.

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Question 1 of 20

5eccef9fbacbc34ba4d46c5d

Water circulates in a natural circulation boiler due to the __________.

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🔍 Key Concepts

• Natural circulation vs. forced circulation in boilers • How density changes when water is heated and partially turned into steam • The path of downcomers and generating tubes in a boiler

💭 Think About

• Ask yourself: what physical property of water changes most when it starts turning into steam, and how could that create movement without a pump? • Think about why the water in the cooler downcomer tubes moves one way and the hotter steam/water mixture in the generating tubes moves the opposite way. • Which of the options would create a continuous circulation even if the boiler were perfectly level and the tubes were all the same size?

✅ Before You Answer

• Identify which choice involves a basic physical property (not just geometry like length or angle). • Consider which factor would still work to move water if the boiler were installed on a ship that rolls and pitches (changing its angle). • Check which option explains why hot mixture rises and cooler water descends in the boiler circuit.

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Question 1 of 20

Water circulates in a natural circulation boiler due to the __________.

difference in tube length and diameter

angle of inclination

difference in density between the water and the steam/water mixture

difference between the heights of the boiler drums

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Question 1 / 205eccef9fbacbc34ba4d46c5d

Question 1 of 205eccef9fbacbc34ba4d46c5d

Water circulates in a natural circulation boiler due to the __________.

Back

Question 1 of 20

5eccef9fbacbc34ba4d46c5d

Water circulates in a natural circulation boiler due to the __________.

No comments yet

Be the first to share your thoughts!

If the question has a related picture, it will appear here.

🔍 Key Concepts

💭 Think About

✅ Before You Answer

👋 Hi! I'm Genie, your AI study assistant. How can I help you with this question?

Quick actions

— No credit card needed