A person lifts a heavy object to a vertical height of 2. 0 m in 3 seconds. What would have been the amount of work done if the person lifted the object more slowly in 6 seconds?.

Need will give 100 ! in no less than one hundred fifty words, explain why it is important for engineers to sketch designs and use them to clarify their designs to other people, giving at least three reasons.

Use the series of plates supplied with your study unit to answer this question: how many two-pole 30-a breakers are installed in panel pp1? a. four b. two c. eight d. nine can i get an answer for this question?

Certain gases in air are important natural resources that are used in welding. two of these gases are a. oxygen and argon b. hydrogen and fluorine c. chlorine and sulfur dioxide d. nitrogen and carbon dioxide