Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Thermal Expansion (Area Expansion) problem help

  1. Jan 14, 2019 #1
    1. The problem statement, all variables and given/known data
    A steel ring with a hole having area of 3.990 cm2 is to be placed on an aluminum rod with crosssectional area of 4.000 cm2. Both rod and ring are initially at a temperature of 35.0°C. At what common temperature can the steel ring be slipped onto one end of the aluminum rod?

    2. Relevant equations
    delta A = yAodelaT

    T = To + deltaT

    3. The attempt at a solution
     
  2. jcsd
  3. Jan 14, 2019 #2
    Please show an attempt that you made at solving the problem.
     
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook

Have something to add?