An object is dropped from the top of a tower. If it takes 4s for it to reach the ground, calculate the height of the tower.(g = 10 ms‾², ignore air resistance) by Sunday | Jan 26 | Physics WAEC | 0 comments A. 20m B. 40m C. 80m D. 160m Correct Answer: Option C C. 80m Explanation H = ½gt² ½×10×4²=80 Users Also Read These:A body is projected vertically upwards with a speed…The height at which the atmosphere ceases to exist…If it takes an object 3s to fall freely to the…A stone of mass 1kg is dropped from a height of 10m…A structural engineer stood on top of a building…