isaiahbienaime9 isaiahbienaime9
  • 25-05-2022
  • Physics
contestada

A foul ball is hit straight up into the air with a speed of 25 m/s.

how long is it in the air?

Respuesta :

Sergeystone Sergeystone
  • 30-05-2022

Answer:

31.25 m

Explanation:

The foul ball experiences upward linear motion thus:

initial velocity(u) - 25m/s

final velocity(v) - 0m/s

velocity due to gravity - -10m/s2 (since the ball moves upwards)

Hence:

v2=u2+2(gs)

0=625+2(-10*s)

0=625-20s

-625=-20s

s=31.25m

Answer Link

Otras preguntas

Which of the following is a safe way to minimize the force of a collision A.driving your car towards a heavy or fixed object B.removing your hands from the st
How did the efforts of Jane Addams differ from the efforts of Lincoln Steffens? Addams worked to preach social justice; Steffens worked to help the less fortuna
I need help numbers 9-16
A study of a population of 1,200 frogs revealed that 12 out of every 180 frogs in the population have spots
is the function of an endocrine system to move muscles or deliver oxygen or break nutrients?
Which of these is an environmental effect of deforestation? A. Temperature decrease B. Poisoning wildlife C. soil erosion D. Water temperature increase
How did british companies treat american customers after the revolution
Why did some people oppose woman’s right to vote
Read this example: Claim: Raising the minimum wage does not help most minimum wage employees. Reason: Many small businesses cannot afford high minimum wage
what would emma watson and the speaker in an obstacle disagree with regarding the path to equality?​