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29.05.2021 •
Physics
A 8-m-long, 510 kg steel beam extends horizontally from the point where it has been bolted to the framework of a new building under construction. A 66 kg construction worker stands at the far end of the beam. What is the net torque on the beam
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Ответ:
Explanation:
From the question we are told that:
Mass of beam![m_b=510kg](/tpl/images/1354/7457/c7557.png)
Length![l=8m](/tpl/images/1354/7457/a2aa5.png)
Mass of Worker![M_w=66kg](/tpl/images/1354/7457/4381f.png)
Given the Weight acting on the Beam
Generally the equation for net torque on the beam is mathematically given by
Ответ:
=68486.58g
or, rounded, 68486.6grams