Answer to Question #304440 in Classical Mechanics for Precious

Question #304440

The energy stored in a copper wire of cross sectional area 0.5mm² is 0.04J. calculate the force applied to it if its length is 2m. Take young modulus of copper as 1.2×10¹¹Nm^-2.

Expert's answer

"F=\\sqrt{2kA}=\\sqrt{\\frac{2ESA}l}=49~N."

Learn more about our help with Assignments: Physics

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. A string is stretched by 5cm. If a mass of 1kg is dropped from a height of 0.3m onto a spring whose
2. A roller coaster which weighs 640 lb starts from rest at point A and begins to coast down the track.
3. Motion under inverse square law force derivation
4. The image above is a neat copy of a photo of an electricity meter for a domestic solar array. The di
5. Determine the magnitude of an electric field at r=0.01 m from the center of non-conducting sphere wi
6. Solve for the electric flux that acts on a uniform electric field with a magnitude of 8000N/C approx
7. a molecules of oxygen possess a charges of -2C and 2C separated from a distance of 0.2m. Calculate t

Who Can Help Me with My Assignment

There are three certainties in this world: Death, Taxes and Homework Assignments. No matter where you study, and no matter…
How to Finish Assignments When You Can’t

Crunch time is coming, deadlines need to be met, essays need to be submitted, and tests should be studied for.…
How to Effectively Study for a Math Test

Numbers and figures are an essential part of our world, necessary for almost everything we do every day. As important…