Do gymnasts have periods? Many elite women gymnasts, and some other endurance athletes like distance runners, are amenorrheal, or experiencing a significant delay in the onset of menstruation and puberty. It is routine for top-flight gymnasts to begin menstruating years later than other girls. What’s the hardest skill in gymnastics? So, what is the hardest […]
What is SPC E water?
What is SPC E water? The SPC/E Model represents water as a triatomic molecule with rigid bonds, i.e., both the length of the oxygen-hydrogen bonds and the angle between those bonds are fixed. The triatomic molecule has a single Lennard-Jones site centered on the oxygen atom and point charges centered on each atom: Fig. What […]
What is cogeneration power plant?
What is cogeneration power plant? Cogeneration—also known as combined heat and power, distributed generation, or recycled energy—is the simultaneous production of two or more forms of energy from a single fuel source. Cogeneration power plants often operate at 50 to 70 percent higher efficiency rates than single-generation facilities. What are the disadvantages of cogeneration? Disadvantages […]
Is potassium carbonate safe to eat?
Is potassium carbonate safe to eat? If ingested, potassium carbonate causes irritation in the gastrointestinal tract, resulting in burns to the lips, tongue, mouth, oesophagus or even stomach. Where is potassium carbonate used? K2CO3 is also known as potash carbonate and is used in fertilisers, agrochemicals, heat-resistant glass, soaps, and in the manufacturing of other […]
What happens when an object is suitably excited by heating?
Is potential difference and voltage same?
Is potential difference and voltage same? The familiar term voltage is the common name for potential difference. Keep in mind that whenever a voltage is quoted, it is understood to be the potential difference between two points. For example, every battery has two terminals, and its voltage is the potential difference between them. What is […]
Can infrared see shadows?
What is bad heartburn a sign of?
What is bad heartburn a sign of? Heartburn is a symptom that feels like a burning in your chest, and is a symptom of acid reflux (GERD, gastroesophageal reflux disease). Why am I suddenly getting heartburn? It’s a common symptom of the condition called gastroesophageal reflux disease or GERD, which is also called acid reflux. […]
When a particle moves in a circle with uniform speed its velocity and acceleration both changes?
When a particle moves in a circle with uniform speed its velocity and acceleration both changes? In uniform circular motion, the magnitude of velocity and acceleration remains same, but due to change in direction of motion, the direction of velcotiy and acceleration changes. Also the centripetal acceleration is given by a=ω2r. When a particle moves […]