A palm fruit dropped to the ground from the top of a tree 45m tall. How long does it take to reach the ground

Jamb 1978

A palm fruit dropped to the ground from the top of a tree 45m tall. How long does it take to reach the ground?

(Take g = 10m/s²)

A. 9s

B. 4.5s

C. 6s

D. 7.5s

E. 3s

ANSWER: Option E

EXPLANATION: using the equation of the motion S = ut + ½gt² and making time taken t the subject of the formula.

Where in this case:

S –> the height of the tree

u –> the initial velocity which in this case is zero

t –> time take to reach the ground

g –> acceleration due to gravity

Previous     Next

or Click here to see all the questions.

Of course, your opinion (s) and suggestion(s) are always welcome, kindly use the comment box if you have any and if you find this post beneficial, use the share button to share with friends.

About Teezab 1348 Articles
His Name is Tiamiyu Abdulbazeet Olawale. He is a student at the University of Ilorin studying Electrical and Electronics Engineering. He likes to give the latest updates about Nigeria and international institutions as he aims at helping people to lay their hands on the right information.

Be the first to comment

Leave a Reply

Your email address will not be published.


*