# heat

posted by .

A siler bar 0.125 meter long is subjected to a temperature change from 200 degrees celsius to 100 degrees celsius what willbe the length of the bar after the temperature change?

• heat -

You have to know or look up the coefficent of thermal expansion.

deltaLength=length(coefficientexpansion)(deltaTemp)

## Similar Questions

1. ### Science

A sliver bar 0.125 meter long is subjected to a temperature change from 200C to 100C.What will the length of the bar after the temperature change?
2. ### heat

a silver bar 0.125 meter long is subjected to a temperture change from 200 degree celsius to 100 degree celsius. What will be the lenght of the bar after the temperture change?
3. ### physics

A silver bar 0.125 meter long is subjected to a temperature change from 200 C to 100 C. What will be the length of the bar after the temp change?
4. ### Physical Science

Hello, I wanted to know if I came to the correct answer in the following problem... Thank You I used: I=LK(To-Tf) LD=L-I A silver bar 0.125 meter long is subjected to a temperature change from 200 degrees celsius to 100 degrees celsius. …
5. ### Physical Science

Hello, I wanted to know if I came to the correct answer in the following problem... Thank You I used: I=LK(To-Tf) LD=L-I A silver bar 0.125 meter long is subjected to a temperature change from 200 degrees celsius to 100 degrees celsius. …
6. ### calculus

A cold metal bar at -30 degrees Celsius is submerged in a pool maintained at a temperature of 40 degrees Celsius. Half a minute later, the temperature of the bar is 20 degrees Celsius. How long will it take the bar to attain a temperature …
7. ### science

a silver bar 0.125 meter long is subjected to a temperature change from 2oo degrees celsius to 100 degrees Celsius what will the length of the bar be after the temperature change
8. ### Calculus

I do not understand what this question is asking and how to get the result for it: "Suppose we have a metal bar of length L0 metres at temperature T0 in degrees Celsius.When the bar is heated or cooled, the length of the bar changes. …
9. ### Calculus I

Suppose we have a metal bar of length L0 metres at temperature T0 in degrees Celsius.When the bar is heated or cooled, the length of the bar changes. The amount that the length changes is proportional to the product of the temperature …
10. ### Physics/Science

A steel bar reaches a temperature of 420 degrees celsius after it has been welded. Over the next 50 minutes the steel bar cools to 30 degrees celsius. What is the rate of temperature change of the iron?

More Similar Questions