Question

Two forces contribute torques that are needed to unscrew the lug nut: Person's (65 kg) weight and the weight of the beam (18 kg). What are the magnitudes of these forces?

Answer 1

Based on the task data

$F_1=m_1g=65\cdot9.81\approx638$ $N$

$F_2=m_2g=18\cdot9.81\approx177$ $N$