Answer:
the maximum height of Joe's ball will be 4 times Bill's ball.
Explanation:
let bill's velocity be v then Joe's velocity is 2v.
and initial velocities of both bill and Joe are 0
for Bill
for Joe
thus we can write that
h'=4h
the maximum height of Joe's ball will be 4 times Bill's ball.
Answer:
83000000
Explanation:
Conversion factor: 1 kg = 100000 cg
1) Centigram = Kilogram * 100000
2) Centigram = 830 * 100000
3) Centigram = 83000000
~~Hope this helps~~
Explanation:
Two uses of concave mirror are:
(i) They are used as a reflector in the headlights of cars and in search of light.
(ii) Doctors examine the throat, ear, nose and eyes with light focus with the help of a concave mirror.
Answer:
-775 rad/s^2
Explanation:
Knowing the initial and final angular speed is and , respectively. We can use the following formula for equation of motion to calculate the average angular acceleration in t = 0.569 seconds