Suppose that your mass is 76.4 ke. and you are standing on a scale fastened to the floor of an elevator. The scate measures force and is calibrated in newtons. What does the scale read when the etevator is rising with upward acceleration of magnitude 1.38? (Your result must contain 2 digits after the decimal and must be in units of Newtons.Take g-9.81 m/2. 2% of error will be tolerated in your answers.) (clown) 854.9