Answer:
F = 5
Explanation:
F = m x v^2/r = 2 x 10^2/5 =200/5 = 40 (N)
Answer:
h = 80m L = 60m
Explanation:
Độ cao Ng ta ném hòn bi là
t=
=> 4^2 = 
h= 80m
Tầm bay xa:
L= Vo . t = 15.4 = 60m
Chúc học tốt nghen
When its tangential speed is constant
<span>Although the speed of an object that has a uniform circular motion is constant, its velocity is </span>not constant<span>. Not only that, but it is actually changing constantly.</span><span>
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