As lube oil absorbs moisture its dielectric...

Question 1 / 205eccefa1bacbc34ba4d4722a

Question 1 of 205eccefa1bacbc34ba4d4722a

As lube oil absorbs moisture its dielectric strength can be expected to __________.

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Question 1 of 20

5eccefa1bacbc34ba4d4722a

As lube oil absorbs moisture its dielectric strength can be expected to __________.

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🔍 Key Concepts

• Dielectric strength: the ability of an insulating fluid to resist electrical breakdown (insulation quality) • Effect of water/moisture on insulation properties of oils used in transformers and machinery • Relationship between purity/contamination of lube oil and its ability to act as an insulator

💭 Think About

• Think about whether water is a good electrical insulator or a conductor compared with clean, dry oil. • If moisture is added to lube oil, does that make the oil a better or worse insulator? How would that affect its breakdown voltage? • Consider what happens in electrical equipment if the insulating oil becomes contaminated—are you more worried about arcing and breakdown, or less?

✅ Before You Answer

• Clarify in your mind that dielectric strength refers to insulation quality (resistance to breakdown under voltage). • Recall that contaminants like water usually change both viscosity and electrical properties, but what is the direct effect on insulation? • Before choosing, ask: with more moisture, is the oil more likely or less likely to allow an electrical path to form? This tells you if dielectric strength goes up, down, or stays the same.

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Question 1 of 20

As lube oil absorbs moisture its dielectric strength can be expected to __________.

increase with a decrease in viscosity

remain the same

decrease

increase with an increase in viscosity

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Question 1 / 205eccefa1bacbc34ba4d4722a

Question 1 of 205eccefa1bacbc34ba4d4722a

As lube oil absorbs moisture its dielectric strength can be expected to __________.

Back

Question 1 of 20

5eccefa1bacbc34ba4d4722a

As lube oil absorbs moisture its dielectric strength can be expected to __________.

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