A television camera is 30 feet from the sideline of a basketball court that is 94 feet long . The camera is located 7 feet from mid-court . Through what angle must it sweep in order to cover all the action on the court ?
Two balls , with the same speed , are thrown in opposite directions from a tower , one vertically upwards and the other vertically downwards . The time taken by each ball to reach the ground is 6s and 2s , respectively . What is the height of the tower and the initial velocity of the two balls ?