tyg===2245303(.m)9.8 m / ss.2Therefore, the speed of the boat is vb1240m3.03 sm/s ..51. The speed of the boat is constant, given by vb= d/t. Here, dis the distance of the boat from the bridge when the key is dropped (12 m) and tis the time the key takes in falling. To calculate t, we put the origin of the coordinate system at the point where the key is
This is the end of the preview.
access the rest of the document.