stinematesa
08.11.2019 •
Physics
Planning: list your materials.
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Ответ:
This is not an answer, but i don't understand your problem.
Ответ:
Explanation:
From the question we are told that
Area
Weight of board
Velocity
Density of air
Generally the equation for pressure difference by Bernoulli equation is mathematically given by
Generally force acting on the board by air is mathematically given by
Therefore
Scale reading for no wind W'
Scale reading for no wind W'=60Ng