3. Find the value of A? A k 13 ft 7 ft 100 lbs

A door 2.30 m high and 1.30 m wide has a mass of 10.0 kg. A hinge 0.40 m from the top and another hinge 0.40 m from the bottom each support half the door's weight (Figure 1). Assume that the center of gravity is at the geometrical center of the door. Submit Previous Answers Correct Part B Determine the vertical component of the force exerted by hinge A on the door. Figure Express your answer to two significant figures and include the appropriate units. Enter positive value if the force is upward and negative value if the force is downward. HÀ 140 cm 2.30 m A FAy = Value Units y Submit Previous Answers Request Answer 1 30 m

The uncertainty in the measurement 1500 m is A) ± 1000 m B) ± 100 m C) ± 10 m D) ± 1 m

.0.03 ds 0.03