s7shara7lNkris s7shara7lNkris
  • 21-11-2016
  • Physics
contestada

If a 75-kg skater starts his skate at 8.0m, at his lowest point (height = 0), what is
his velocity?
...?

Respuesta :

syed514
syed514 syed514
  • 21-11-2016
mgh= 1/2 m v^2
gh= 1/2 v^2 9.8 * 8=  1/2 v^2
solve for v
V = sqrt(2gH)where H = 8 m.
Answer Link

Otras preguntas

y=f(x)=1/x. Use algebra to find a simplified rational expression for the slope of the line between (3, f(3)) and (3+h, f(3+h))?? h cannot=0. ...?
Name one way the biosphere interact with the atmosphere
An item on sale costs 85% of the original price. If the original price was $80, what is the sale price?
at her job, mary works 4 hours on monday, 3 hours on wednesday, and 6 hours on saturday. her boss adds a $10 bonus to her paycheck, which then totals $120.50.
If $1,000 is invested in an account that pays 4% interest compounded annually, an expression that represents the amount in the account at end of three years ca
This World War II poster was designed to encourage Americans to avoid sharing information that could hurt the war effort. Analyze the types of appeal used in th
A noiseless patient spider, I mark'd where on a little promontory it stood isolated Whitman, from "A noiseless patient spider" How would the poem change if "n
Which term describes a rock that formed from cooling molten rock
How did Lincoln's ability to unify the bitterly divided North affect the outcome of the Civil War
What volume of 0.140 HCl is needed to neutralize 2.58 of Mg(OH)2 ? ...?