Are opposite angles equal in a parallelogram? A parallelogram is a quadrilateral whose opposite sides are parallel. The opposite angles of a parallelogram are equal. The opposite sides of a parallelogram are equal. Are all angles in a parallelogram 90 degrees? A Parallelogram can be defined as a quadrilateral whose two s sides are parallel […]
Does Jupiter have gas?
Why are top predators so rare?
Why are top predators so rare? This energy constraint is the fundamental reason top predators are so rare. Many food webs consist of half a dozen or more trophic levels, and by the time you get to the top, there’s simply not that much energy left. It’s their naturally small populations that also leave these […]
Is the Carnot cycle 100% efficient?
Is the Carnot cycle 100% efficient? No,, never . It can be 100℅ only if the sink temperature is zero or the source temperature is infinite (very large value). Carnot is an ideal cycle is provides benchmark to compare efficiency of other cycles. Carnot efficiency is the maximum efficiency that can be achieved in a […]
Should a fridge be on its own breaker?
Should a fridge be on its own breaker? Do Refrigerators Need Dedicated Circuits? Having the refrigerator on its own dedicated circuit is the recommended best practice for homeowners. Most refrigerators run between 3 to 6 amps, with that said, a refrigerator can spike at peak usage up to 15 amps. What does circuit breaker protect […]
Is pcl5 an ionic compound?
Is pcl5 an ionic compound? Phosphorus pentachloride Is PCl5 both ionic and covalent? PCl5 is a covalent in gaseous and liquid states but ionic in solid state. Is MoCl6 ionic compound? The result is an electron-pair sharing bond which looks a lot like a covalent bond between Mo & Cl with one electron from Mo […]
How far back in time can we see?
How far back in time can we see? But 13.8 billion light years is far too small to be the right answer. In actuality, we can see for 46 billion light years in all directions, for a total diameter of 92 billion light years. What is beyond the universe? These 93 some-odd billion light-years contain […]
Where should you put a barometer in your house?
How do you write a perfect answer?
How do you write a perfect answer? Set the priority. List out the questions which you are more confident about. Write a brief, to the point answers. 10 most effective preparation tips to score more than 90% marks in board exams. Choose questions wisely. Attempt all the questions. Don’t decorate the answer sheet. Space out […]
What is the ideal gas thermometer?
What is the ideal gas thermometer? In principle, we can measure the same temperature using any gas, so long as the constant operating pressure is low enough. When we do so, our device is called the ideal gas thermometer. The (very nearly) direct proportionality of two low-pressure real gas volumes contrasts with what we observe […]