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प्रश्न
When strong/high-speed wind blows, an umbrella held upright at times gets upturned. Explain the reason.
टिप्पणी लिखिए
उत्तर
Umbrella gets upturned when strong/high-speed wind blows because high-speed wind passing over the umbrella creates low pressure.
shaalaa.com
High Speed Winds Are Accompanied by Reduced Air Pressure
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