問題詳情

32. A baseball flies from the ground to a roof with a height h = 3 m and falls at a 45-degree angle, taking 3 seconds, what is the horizontal displacement of the baseball during this time?(Gravitational acceleration g = 10 m/s2 )
(A) 14 m
(B) 28 m
(C) 42 m
(D) 56 m
(E) 70 m

參考答案

答案:C

統計:A:0,B:0,C:0,D:0,E:0

難度:計算中