Answer:
yay im proud keep going on bro
Answer:
They will repel each other since they have the same charge specifically negative
Explanation:
Answer:
warmed should be ur answer
Explanation:
hope it helps , pls mark me as brainliest
Answer:
510.2kg
Explanation:
use w=mg then put the value you will get answer
Answer: 
Explanation:
The <u>centripetal acceleration</u> 
of an object moving in a uniform circular path is given by the following equation:
(1)
Where:
is the tangential velocity
is the radius of the circle
On the other hand, the tangential velocity is expressed as:
(2)
Where 
is the angular velocity, which can be found knowing the child makes 5 revolutions in 13.4s:
(3)
Substituting (3) in (2):
(4)
(5)
Substituting (5) in (1):
(6)
Finally:
