1Vader1
1Vader1 1Vader1
  • 02-03-2020
  • Physics
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Practice questions, will mark brainliest!

Practice questions will mark brainliest class=

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oladipupog80
oladipupog80 oladipupog80
  • 02-03-2020

Answer:

266.67Watts

Explanation:

Time = 2.5hr to seconds

3600s = 1hr

2.5hrs = 3600×2.5= 9000s

Force = 32N

Distance = 75km  to m

1000m = 1km

75km = 1000×75 = 75000m

Power = workdone / time

Work = force × distance

Therefore work = 32N × 75000m

Work = 2400000Nm

Power = work ➗ time

Power = 2400000Nm ➗ 9000s

Power = 266.67Watts

Watts is the S. i unit of power

I hope this was helpful, please mark as brainliest

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