Obvious

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

Questions

The following questions were asked by visitors named Obvious.

A hydraulic press has two piston of section 1500 and 50 cm^2.if we apply the smaller one a force of 30N,calculate the weight we can lift with the other one
9 years ago

Answers

The following answers were posted by visitors named Obvious.

Three examples of human rights violations
6 years ago