Question

Explain why holes are made in banners
and hoardings hanging in the open.​

Answer 1

Answer:

Holes are made in hanging banners and hoardings in order to tackle the air pressure. The air get passed through these holes made on the hoardings or banners and thus reduces the pressure of air on them. Therefore, the hoardings do not get blown away or torned due to air pressure.

Explanation:

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Answer 2

Explanation:

it is made in banners and hoardings hanging in the open so that the air can passed through it and cannot tear the whole banner