A ball is projected vertically upwards such that it attains a height of h after 5s and 9s of its motion. The
speed of projection is (g=10 ms?)
(A) 20 ms?
(B) 50 ms-1
(C) 35 ms-1
(D) 70 ms-1
Answers
Answered by
3
Answer:
(D) 70 ms-1
Explanation:
Attachments:
Similar questions
English,
3 months ago
Social Sciences,
3 months ago
Math,
8 months ago
Math,
11 months ago
Biology,
11 months ago