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Woolen Clothes

Woollen cloth...

Question

Woollen clothes save us from cold weather because____. Choose correct statement.
1. Wool is a poor conductor of heat
2. Wool has air trapped in between the fibres.

A

2 only

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B

Neither 1 nor 2

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C

1 and 2 both

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D

1 only

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Solution

The correct option is C 1 and 2 both

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Similar questions

Statement 1: Wool is a good conductor of heat.
Statement 2: Air trapped in between the woollen fabric acts as an insulator for heat.

Q. Air trapped in between wool fibres the flow of heat from our body to the cold surroundings

The trapped air between woollen clothes _______ .

Q. Why is it advised to wear more layers of woolen clothes rather than just one thick woolen cloth to keep us warm in winter?

1. Air trapped between layers of woolen clothes acts as an insulator of heat.
2. Layers of clothes produce heat
3. Air trapped between layers of woolen clothes acts as a conductor of heat.

Q. This section contains 1 Assertion-Reason type question, which has 4 choices (a), (b), (c) and (d) out of which ONLY ONE is correct.
इस खण्ड में 1 कथन-कारण प्रकार का प्रश्न है, जिसमें 4 विकल्प (a), (b), (c) तथा (d) दिये गये हैं, जिनमें से केवल एक सही है।

A : Woollen clothes keep us warm during winter.
A : शीतकाल में ऊनी वस्त्र हमें गर्म रखते हैं।

R : Wool is a poor conductor of heat and it traps air in between the fibres.
R : ऊन ऊष्मारोधी है तथा ऊन के रेशों के बीच में वायु फंसी (ट्रैप) रहती है।

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