How can three-phase power be measured?
What will be an ideal response?
Three-phase power may be measured using either the two-wattmeter method or a polyphase wattmeter.
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Describe the four basic types of design materials that are used in floral design
What will be an ideal response?
Why did the kingdom of Portugal focus on Africa in its fifteenth-century voyages of exploration?
a. Portugal desired slaves for its plantations in Brazil, and most slaves available to Europe came from eastern Africa. b. Portugal sought to destroy the Muslim caravan trade in northern Africa and capture control of the Maghreb. c. Portugal set its sights on acquiring gold, and wanted to obtain it directly from western African suppliers rather than through Muslim middlemen. d. Portugal wanted to outflank its rivals on the Iberian Peninsula by establishing a colonial empire in northern and western Africa.
Which of these is a true statement regarding availability for work?
a. It is okay to be absent as long as you call in. b. Being on time means being no more than 15 minutes late. c. It is not necessary to call in because employers hire extra people, knowing that employees occasionally like to take a day off. d. Unless you are ill or have a family emergency, you should be on the job by the specified time.
Full-face gaskets are used for _____
a. components that require a gasket in a unique shape b. raised-face flanges c. full-face flanges d. low-pressure applications only