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A fan produces a feeling of comfort during hot weather because
- a)fan supplies cool air
- b)our body radiates more heat in air
- c)conductivity of air increases
- d)our perspiration evaporates rapidly
Correct answer is option 'D'. Can you explain this answer?
Verified Answer
A fan produces a feeling of comfort during hot weather becausea)fan su...
A fan produces a feeling of comfort during hot weather because our perspiration evaporates rapidly. Evaporation process takes surroundings temperature.
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A fan produces a feeling of comfort during hot weather becausea)fan su...
Understanding the Comfort of Fans in Hot Weather
During hot weather, fans are commonly used to create a sense of comfort. The correct explanation for this phenomenon involves the process of perspiration and evaporation.
How Fans Work
- Fans do not supply cool air; instead, they help in enhancing the body's natural cooling mechanism.
- The primary function of a fan is to increase air circulation around the body.
Evaporation of Perspiration
- When the body heats up, it produces sweat as a cooling mechanism.
- The evaporation of sweat from the skin surface is a crucial process that helps in cooling the body.
Role of Air Movement
- Fans increase the rate of air movement, which accelerates the evaporation of sweat.
- With more air circulating, the moisture on our skin evaporates faster, leading to a cooling effect.
Feeling of Comfort
- As sweat evaporates, it absorbs heat from the body, thus lowering the skin temperature.
- This physiological response contributes significantly to our comfort during hot weather.
Conclusion
In summary, the feeling of comfort provided by fans in hot weather is primarily due to the rapid evaporation of perspiration. By enhancing air circulation, fans facilitate this evaporative cooling process, allowing our bodies to maintain a more comfortable temperature.
During hot weather, fans are commonly used to create a sense of comfort. The correct explanation for this phenomenon involves the process of perspiration and evaporation.
How Fans Work
- Fans do not supply cool air; instead, they help in enhancing the body's natural cooling mechanism.
- The primary function of a fan is to increase air circulation around the body.
Evaporation of Perspiration
- When the body heats up, it produces sweat as a cooling mechanism.
- The evaporation of sweat from the skin surface is a crucial process that helps in cooling the body.
Role of Air Movement
- Fans increase the rate of air movement, which accelerates the evaporation of sweat.
- With more air circulating, the moisture on our skin evaporates faster, leading to a cooling effect.
Feeling of Comfort
- As sweat evaporates, it absorbs heat from the body, thus lowering the skin temperature.
- This physiological response contributes significantly to our comfort during hot weather.
Conclusion
In summary, the feeling of comfort provided by fans in hot weather is primarily due to the rapid evaporation of perspiration. By enhancing air circulation, fans facilitate this evaporative cooling process, allowing our bodies to maintain a more comfortable temperature.
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A fan produces a feeling of comfort during hot weather becausea)fan supplies cool airb)our body radiates more heat in airc)conductivity of air increasesd)our perspiration evaporates rapidlyCorrect answer is option 'D'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about A fan produces a feeling of comfort during hot weather becausea)fan supplies cool airb)our body radiates more heat in airc)conductivity of air increasesd)our perspiration evaporates rapidlyCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A fan produces a feeling of comfort during hot weather becausea)fan supplies cool airb)our body radiates more heat in airc)conductivity of air increasesd)our perspiration evaporates rapidlyCorrect answer is option 'D'. Can you explain this answer?.
A fan produces a feeling of comfort during hot weather becausea)fan supplies cool airb)our body radiates more heat in airc)conductivity of air increasesd)our perspiration evaporates rapidlyCorrect answer is option 'D'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about A fan produces a feeling of comfort during hot weather becausea)fan supplies cool airb)our body radiates more heat in airc)conductivity of air increasesd)our perspiration evaporates rapidlyCorrect answer is option 'D'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A fan produces a feeling of comfort during hot weather becausea)fan supplies cool airb)our body radiates more heat in airc)conductivity of air increasesd)our perspiration evaporates rapidlyCorrect answer is option 'D'. Can you explain this answer?.
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