Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions

A bus is running at speed of 18 km/hr is stopped in 2.5 sec. by applying brakes.calculate the produced?

can u complete the question
what actually you want to find out
r e t a r d a t i o n


               Speed = 18
×(1000÷3600) m/s
                         = 18×(5÷18) m/s
                         = 5 m/s
 R e t a r d a t i o n = Speed ÷ Time
                             = 5÷2.5 m/s²
                             = 2 m/s²
7 4 7
thank u vry much
You are most Welcome! Please mark my answer as best.......................
i am a beginner as u cn see so tell me how to??
The Brainliest Answer!

This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
18 km/hr = 5 m/s
so we know v = u + at
so 0 = 5  + 2.5 a
so a = -5/2.5 = - 2 m/s²

4 4 4
hope it helps
plz mark as best
hw come its minus??
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts