Surfel

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

Questions

The following questions were asked by visitors named Surfel.

Answers

The following answers were posted by visitors named Surfel.

A certain machine has an efficiency of 80%. If the load moves a distance of 2m as the effort moves 8m, how large a force is required to lift a load of 320 New ton
3 years ago