CBSE Class 7 Answered
Explain why holes are Made in hanging banners and hoardings
Asked by anuj861907 | 04 Feb, 2021, 02:38: PM
Expert Answer
Moving air exerts pressure and can displace or damage things and objects that come in their way. So if holes are made in hanging banners and hoardings, air can pass through them and it does not fall down easily.
Answered by Ramandeep | 04 Feb, 2021, 05:27: PM
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