6.A nurse pushes a woman in a wheelchair at a constant acceleration up a ramp for a period of 17.5 s. At the base of the ramp, the wheel chair is at rest, and at the top of the ramp, the wheelchair has a velocity of 0.50 m/s. The woman and her wheelchair have a combined
mass of 65.0 kg. What is the magnitude of the net force on the woman and her wheelchair
as they acceferate up the ramp?
(A) 0.27 N
(B) 1.9 N
(C) 2.3 N