neginyadegari neginyadegari
  • 21-01-2021
  • Physics
contestada

a 28 kg ball is rolling across the top of a 0.75 m tall table. the ball has 350 J of kinetic energy. how fast is the ball moving

Respuesta :

ackermannn1
ackermannn1 ackermannn1
  • 21-01-2021
KE= 1/2mv^2
350= 1/2(0.75)v^2
350= (0.375)v^2
933 = v^2
30.5 = v

The balls moving at a speed of 30.5 m/s
Answer Link

Otras preguntas

How do you create an equation that represents a proportional table?
Explain why $64,480 per year and $1,240 per week are equal rates.
Can you telle if 18/25 is greater than 3/4 please
Can you telle if 18/25 is greater than 3/4 please
A wheel has a diameter of x inches and a second wheel has a diameter of y inches. The first wheel covers a distance of d feet in 100 revolutions. How many revol
What si the answer to this? I'm bad at graphs sorry :). Btw it's number 22
The height (in meters) of a projectile shot vertically upward from a point 2m above ground level with an initial velocity of 24.5m/s is h=2+24.5t-4.9t^2 after t
Solve for x: log6x-log2=1
what is 40 divided by 9 ?
Under certain conditions, sound travels at approximately 1080 feet per second. If Marsala yells down a canyon and hears her echo 1.7 seconds later, approximatel