The phenomenon called 'shrink' causes an...

Question 1 / 205eccefa0bacbc34ba4d4701a

Question 1 of 205eccefa0bacbc34ba4d4701a

The phenomenon called 'shrink' causes an apparent drop in the water level of a steaming boiler. This phenomenon is caused by a/an __________.

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Question 1 of 20

5eccefa0bacbc34ba4d4701a

The phenomenon called 'shrink' causes an apparent drop in the water level of a steaming boiler. This phenomenon is caused by a/an __________.

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🔍 Key Concepts

• Boiler drum level "shrink and swell" behavior when steam demand or feedwater rate changes • What happens to steam bubbles inside the water when load or pressure conditions change • Difference between a real change in water mass and an apparent level change on the gauge glass

💭 Think About

• Think about what would make the water in the drum look LOWER on the gauge glass even if you did NOT suddenly remove a lot of water. • When steam demand drops and pressure rises, what happens to the size and number of steam bubbles in the water? Does that make the level seem to go up or down? • Which option describes a change that directly affects the steam bubbles themselves, rather than just changing flow rates or pressures indirectly?

✅ Before You Answer

• Identify which choice is about bubble behavior inside the water rather than outside system changes like pressure or feed flow. • Ask: "Does this option explain an effect that would make the bubbles take up less space in the drum water?" • Eliminate any choices that would more likely cause more steam volume in the water (which is associated with swell, not shrink).

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Question 1 of 20

The phenomenon called 'shrink' causes an apparent drop in the water level of a steaming boiler. This phenomenon is caused by a/an __________.

collapse of steam bubbles

excessive formation of steam bubbles

sudden decrease in steam pressure

rapid increase in feed rate

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Question 1 / 205eccefa0bacbc34ba4d4701a

Question 1 of 205eccefa0bacbc34ba4d4701a

The phenomenon called 'shrink' causes an apparent drop in the water level of a steaming boiler. This phenomenon is caused by a/an __________.

Back

Question 1 of 20

5eccefa0bacbc34ba4d4701a

The phenomenon called 'shrink' causes an apparent drop in the water level of a steaming boiler. This phenomenon is caused by a/an __________.

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