A ball is thrown vertically upwards 40 metres per second : calculate the greatest height attained and its velocity after 3 seconds
plz don't post irrelevant answer
Share
A ball is thrown vertically upwards 40 metres per second : calculate the greatest height attained and its velocity after 3 seconds
plz don't post irrelevant answer
Sign Up to our social questions and Answers Engine to ask questions, answer people’s questions, and connect with other people.
Login to our social questions & Answers Engine to ask questions answer people’s questions & connect with other people.
Answer:
80m,10m/s
Explanation:
u=40m/s
v2=u2-2gh
at highest point v=o
u2=2gh
h=40*40/2*10
h=80m
velocity after 3sec
v=u-gt
v=40-10(3)
=40-30
v=10m/s
kal but abhi hme baat krna hai
kya kru
kal bhi movie dekhne me busy thi tu
baat nhi ki
kya kru mai
sun na pls wp pe msg kr na mere fir baat krne ke Baad block kr dena chats clear krke pls no mat bolna :(
bat krke Block and chats clear kr dena
8169884301 msg kro ispe fast