Asked by Maryam
Problem 3- If a bug can jump straight up to a height of 0.5 m.
a) what is its initial speed as it leaves the ground?
b) How long is it in the air?
a) what is its initial speed as it leaves the ground?
b) How long is it in the air?
Answers
Answered by
bobpursley
a. final PE=initial KE
mgh=1/2 m v^2 solve for v
b. h=vi*t-1/2 g t^2 solve for t.
mgh=1/2 m v^2 solve for v
b. h=vi*t-1/2 g t^2 solve for t.
Answered by
Maryam
Can I solve it in the equation of motion in one dimension ????
Answered by
....!
I solve it with
a) vf^2=vi^2-2gh for h and I got 3.1 is it true?
B) vf=vi-gt for t and I got 0.32s is it true????
a) vf^2=vi^2-2gh for h and I got 3.1 is it true?
B) vf=vi-gt for t and I got 0.32s is it true????
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