edx

This page lists questions and answers that were posted by visitors named edx.

Questions

The following questions were asked by visitors named edx.

The Young's modulus for a material is 8.0 x 1010 N/m2. The material is stretched to a strain of 2.0 x 10-3. How much elastic energy will be expended? (Express your answer in J/m3)
11 years ago

Answers

The following answers were posted by visitors named edx.

stop
12 years ago
Determine the minimum potential that must be applied to a proton so that, on interaction with a hydrogen atom, it can excite the ground state electron to a state of n=2
12 years ago