Free help with homework

Why join Brainly?

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

What should be the temp. rise of a bras rod (α=2* 10 to the power -5)so as to increase its lenghth by 1%.plzz..... ans as fast as u can




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.
Thermal expansion
   ΔL = α * L * ΔT
         ΔL / L = 1/100  

  so ΔT =  1/(100 * 2 * 10⁻⁵)
           = 500° K

1 5 1
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