pascalnwanya01 pascalnwanya01
  • 07-05-2022
  • Physics
contestada

a girl of 30kg in a roundabout of radius 5m that makes one complete turn every 5seconds what's the centripetal force acting on them​

Respuesta :

jiwanghoseiri jiwanghoseiri
  • 07-05-2022
Fc = (mv^2)/r
W=v/r and thus v=wr
So plug back in for v and Fc = m(wr)^2/r
That simplifies to Fc = m(w^2)r
w = 2pi/5
Fc = 30 x (2pi/5)^2 x 5 = 236.8705 N
Answer Link

Otras preguntas

Which statement best describes why many people in the South supported slavery? Northerners had never believed slavery should be allowed. Southerners believed th
decrease £600 by 20%
Find three points and then graph: y 3/4x-1
During World War I the world witnessed the colossal destructive power available to industrialized states. True or False?
Why was Russia also able to change earlier & more fundamentally than 19th-century China?
what is the sales tax for a purchase of $2,500
6. How did Fidel Castro become the leader of Cuba? (Points : 1) He was appointed by Fulgencio Batista. He won the election by a landslide. He barely beat his op
Which statement does not describe conditions that led to the War of 1812? A. New England shipowners wanted to cut off trade with England. B. England still had f
Gary's garden is shaped like a rectangle with two pairs of sides of equal length and it has a perimeter of 28 feet explain how to find the length of the other s
1. If f(x) varies directly with x, and f(x) = 12 when x = 8, write the direct linear variation equation. a.F(x)=8x b.F(x)=12x c.F(x)=2/3x d.F(x)=3/2x 2.Which d