Mrapplestime
Mrapplestime Mrapplestime
  • 14-07-2020
  • Physics
contestada

a shot putter accelerates a 7.3kg shot from rest to 14m/s in 1.5r seconds. what average power was developed?

Respuesta :

ohiekulous
ohiekulous ohiekulous
  • 14-07-2020

Explanation:

[tex]power = \frac{energy \: expended}{time} [/tex]

m = 7.3kg

u = 0

v = 14m/s

t = 1.5sec

P = (0.5×7.3×14²) ÷ 1.5

P = 476.93

P = 477 watt

Answer Link
Ritmeks
Ritmeks Ritmeks
  • 14-10-2021

The power is 744 watts

The first step is to write out the parameters

mass= 7.3kg

v= 14

u= 0

time= 1.5 secs

power= energy/time

= 0.5×7.3×14²/1.5

= 0.5×7.3×196÷ 1.5

= 715.4÷ 1.5

= 477

Hence the power that was developed is 477 watts

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https://brainly.com/question/17031649?referrer=searchResults

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