What are two requirements for current flow?

What are two requirements for current flow? To produce an electric current, three things are needed: a supply of electric charges (electrons) which are free to flow, some form of push to move the charges through the circuit and a pathway to carry the charges. The pathway to carry the charges is usually a copper […]

Is friction necessary for a body to roll?

Is friction necessary for a body to roll? Yes friction is necessary to the body to roll. The minimum friction is that when the body moves easily by using 1 Newton of force. How is the draft calculated in rolling? Explanation: During rolling process, the workpiece gets squeezed, causing the thickness of the workpiece to […]

Is EMF sensitivity a real thing?

Is EMF sensitivity a real thing? Electromagnetic hypersensitivity (EHS) is a claimed sensitivity to electromagnetic fields, to which negative symptoms are attributed. EHS has no scientific basis and is not a recognised medical diagnosis. Does electromagnetic waves effect on human body? The main effect of radiofrequency electromagnetic fields is heating of body tissues. Despite extensive […]

What are the themes of Native American literature?

What are the themes of Native American literature? Though each nation has its own stories, several themes that are common across the tribes are the link between the land and the people, a hero’s journey, and the supernatural and natural worlds. American Indian stories influenced and helped shape later American literature. What are 5 characteristics […]

Is there anything more powerful than gamma rays?

Is there anything more powerful than gamma rays? The measurement is exceedingly difficult since cosmic rays can outnumber gamma-rays at these energies by a factor of 10,000 to 1 or more! As the gamma-ray is making its way to our telescopes, it has to traverse through space, where there are photons and particles all around […]

Are nitriles always at the end?

Are nitriles always at the end? nitrile shows a -CN group at the end of the chain. As with the previous examples involving acids and acid derivatives, don’t forget that the carbon in the -CN group counts as part of the chain. The old name for this would have been methyl cyanide. How do you […]

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