Are Relays AC or DC? A Dc relay coil has resistance that limits the dc current. An AC coil relies on its impedance for governing the current. An AC relay will remain contact closed due to mechanical inertia and a little mechanical hysteresis and, the fact that an alternating north and south pole both attract […]
Is Apple a producer?
Is Apple a producer? As the book describes, an intermediary “is the link in the supply chain that links the producer or other intermediaries to the end consumer.” So in this case Apple is the producer, Apple Pay is the intermediary (or middleman), and the users of Apple Pay are the consumers. What makes mold […]
What goes against the laws of physics?
What goes against the laws of physics? 9 Objects Invented to Defy Physics. Perpetual Motion See-Saw – a concept of continuous motion. Gömböc – the object that corrects itself. The Uphill Water Fountain – a fountain that flows upwards. One-sided bulletproof glass – protect and shoot at the same time. Starlite – The miracle material […]
Which imaging technique is the doctor most likely to use?
Which imaging technique is the doctor most likely to use? Which imaging technique is the doctor most likely to use? Explain. X-ray radiography is most likely because it can make an image of a large area of the body. Sonography is most likely because it has good resolution without radiation. Can you see tendons on […]
What is the chemical property of a metal statue?
What is the chemical property of a metal statue? Density is one property that is the same for the water in both beakers, even though volume is different. The ability to tarnish is an example of a chemical property of a metal statue. What statement describes a chemical property of an object? A chemical property […]
How can we use electromagnet in everyday life?
How can we use electromagnet in everyday life? Electromagnets are found in doorbells, hard drives, speakers, MagLev trains, anti-shoplifting systems, MRI machines, microphones, home security systems, VCRs, tape decks, motors, and many other everyday objects. What are 4 properties of magnets? They are: Attractive Property – Magnet attracts ferromagnetic materials like iron, cobalt, and nickel. […]
What happens if an octopus touches you?
What happens if an octopus touches you? Saliva in the giant Pacific octopus contains the proteins tyramine and cephalotoxin, which paralyze or kill the prey. Octopus bites can cause bleeding and swelling in people, but only the venom of the blue-ringed octopus (Hapalochlaena lunulata) is known to be deadly to humans. Do octopuses like hugs? […]
Can an electric fence kill a baby?
Can an electric fence kill a baby? Because electric fencing has low current and pulsates, it can’t kill or permanently hurt anyone. However it is strongly advised to keep children away from an Electric Fence. Can electric fence kill a dog? You don’t want to hurt your dog, and we certainly don’t either. Hidden fences […]
How might environmental manipulation of crops have unexpected consequences?
How might environmental manipulation of crops have unexpected consequences? Explanation: Manipulation of a crop has several unanticipated consequences; such that the new crop may require more water, it may harm the environment and its yield may be limited. More water might be required for the crops to grow and the yield declined. Which of the […]
Will Y2K happen again?
Will Y2K happen again? When the year 10000 (Y10k) rolls around, we’ll have the Y2K problem all over again when we try to subtract 9000 from 0000. If 8,000 years is too far in the future, don’t worry! There’s another giant date bug that’s right around the corner in 2038. Why are Unix Programmer’s concerned […]