Question #60600
A stone is thrown vertically upwards. It takes about 3 seconds to reach its maximum The initial speed of the object was about:
Expert's answer
At the highest point the vertical speed is zero. Therefore,
Vi - gt = 0;
Vi - 9.8x3 = 0;
Vi = 9.8x3 = 29.4 m/s
Vi - gt = 0;
Vi - 9.8x3 = 0;
Vi = 9.8x3 = 29.4 m/s
