How cold can a Stirling engine get?

How cold can a Stirling engine get? If you design the machine correctly, the cold end will get extremely cold. In fact, Stirling coolers have been made that will cool below 10 degrees Kelvin. Micro Stirling coolers have been produced in large numbers for cooling infrared chips down to 80 degrees Kelvin for use in […]

Can cell division reproduce an entire organism?

Can cell division reproduce an entire organism? A) Cell division is the basis of both sexual and asexual reproduction. Cell division is necessary for development to occur. C) Cell division is common in eukaryotes but rare in prokaryotes. D) Cell division can reproduce an entire organism. Why animals can reproduce in large number? Animals have […]

What is element 119 called?

What is element 119 called? Ununennium, also known as eka-francium or element 119, is the hypothetical chemical element with symbol Uue and atomic number 119. Ununennium and Uue are the temporary systematic IUPAC name and symbol respectively, which are used until the element is discovered, confirmed, and a permanent name is decided upon. What’s the […]

Is United States in the Western Hemisphere?

Is United States in the Western Hemisphere? The United States is located in both the Northern and Western hemispheres. The Equator divides the Earth into Northern and Southern hemispheres while the Prime Meridian divides the Earth into Eastern and Western hemispheres. How many countries are in the Western world? A Partial List of Western Countries […]

Why is a touchdown six points?

Why is a touchdown six points? So, a touch down is worth two field goals and you get a bonus with a touch down by trying either a 2 point or 1 point conversion after the touch down. Therefore, the 6 points is one up from a Rugby try and in balance with the several […]

How can skin drag friction be reduced?

How can skin drag friction be reduced? Friction drag can be reduced by delaying the point at which laminar flow becomes turbulent. This can be accomplished by smoothing the exposed surfaces of the aeroplane by using flush rivets on the leading edges and through painting, cleaning, waxing, polishing or the application of surface coatings. Why […]

What are the common deficiency diseases?

What are the common deficiency diseases? Any currently treated or untreated nutrient deficiency or disease. These include, but are not limited to, Protein Energy Malnutrition, Scurvy, Rickets, Beriberi, Hypocalcemia, Osteomalacia, Vitamin K Deficiency, Pellagra, Xerophthalmia, and Iron Deficiency. How do you know if your body is lacking vitamins? 8 Common Signs You’re Deficient in Vitamins […]

Can you or can you please?

Can you or can you please? “Could” is the polite form of “can”—so both are correct, but we use them in different situations. We use “can” when we are telling someone to do something. We use “could” when we are making a request. Teacher to students: “Can you please be quiet!” What does explain yourself […]

What is the law of electric charges?

What is the law of electric charges? Things that have the same charge push each other away (they repel each other). This is called the Law of Charges. Things that have more electrons than protons are negatively charged, while things with fewer electrons than protons are positively charged. Things with the same charge repel each […]

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