victor4123 victor4123
  • 03-12-2017
  • Biology
contestada

A ball hits on a floor from a height of 19.6m.determine the velocity with which the ball strikes the ground.

A ball hits on a floor from a height of 196mdetermine the velocity with which the ball strikes the ground class=

Respuesta :

karenzhou1125
karenzhou1125 karenzhou1125
  • 03-12-2017
19.6 m/s down
vf^s=vo^2 + 2ad
find vf (final velocity)
vo = 0 m/s (inital velocity, there is none)
a= 9.8 m/s
d= 19.6 m
Vf^2= 2 (9.8) (19.6)
Vf^2 = 384.16
Vf = 19.6 (by square root)
ans = 19.6 m/s
Answer Link

Otras preguntas

How many moles of co2 can be produced by the reaction of 1.53 g lithium carbonate?
Experiments are most common in which discipline? A. Criminal Justice B. Criminology C. Sociology D. Psychology
how do differences in structure or functions promote biodiversity differences among living things
Choose the answer that best completes the sentence. Mis padres __________ en la sala.
what genre uses dramatic elements to depict the flawed in human nature in a succinct poignant way
When you buy a U.S. government savings bond, you're doing so under the power given to Congress to A. print and coin money. B. regulate commerce.
What is 0.25 x ? = 2.16
Chef and cook positive or negative connotation
The Glorious Revolution was a
How do people react when they are able to freely communicate with one another?