A person has a mass of 82.0 kg. They stand on weighing scales in a lift that accelerates upwards at 1.95 m s-2.
What is the reading on the scales during the acceleration?
Take g=9.81 m s−2g = 9.81\text{ m s}^{-2}g=9.81 m s−2.
160 N160\text{ N}160 N
645 N645\text{ N}645 N
804 N804\text{ N}804 N
964 N964\text{ N}964 N
