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

Question

2.
Explain why holes are made in hanging banners and
hoardings.​

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Thông Đạt 4 years 2021-08-03T12:06:04+00:00 1 Answers 10 views 0

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  1. taiduc
    0
    2021-08-03T12:07:26+00:00
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    Answer:

    holes are made in hanging banners and hoardings to allow air to pass them as result of which there will be less pressure of air on the banners and hoardings .Unless it is done ,these may be uprooted or distorted due to the pressure of the the air

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