Purchase Solution

Working with thermal conductivity

Not what you're looking for?

Ask Custom Question

A uniform copper bar 50 cm long is insulated on the sides and has its ends exposed to ice and steam respectively. If there is a layer of water 0.1 mm thick at each end, calculate the temperature gradient in the bar at steady state.

Thermal conductivity of copper = 1.04 cgs units

Thermal conductivity of water = 0.0014 cgs units.

Purchase this Solution

Solution Summary

The problem is solved giving all necessary mathematical steps. It will enable you to do similar problems yourself.

Solution Preview

Heat conducted through the film of water at the hot end is equal to the heat conducted through the copper bar.

Let Q be the heat conducted per second

Q = 0.0014 x A x (100 - t1) for ...

Purchase this Solution

Free BrainMass Quizzes
Intro to the Physics Waves

Some short-answer questions involving the basic vocabulary of string, sound, and water waves.

The Moon

Test your knowledge of moon phases and movement.

Classical Mechanics

This quiz is designed to test and improve your knowledge on Classical Mechanics.

Basic Physics

This quiz will test your knowledge about basic Physics.

Variables in Science Experiments

How well do you understand variables? Test your knowledge of independent (manipulated), dependent (responding), and controlled variables with this 10 question quiz.