How big is a photon? A photon is in shape like a thin stick if its energy is lower than the rest energy of an electron and like a plate if its radius is smaller than the classical radius of an electron. For a photon of hν=13.6 eV, the photon radius is 34.9 pm and […]
What happened at the ancient Greek Olympics?
What happened at the ancient Greek Olympics? Ancient Olympic Sports – running, long jump, discus, pankration. The ancient Olympic Games were initially a one-day event until 684 BC, when they were extended to three days. The ancient Games included running, long jump, shot put, javelin, boxing, pankration and equestrian events. Where did the first ancient […]
What lab equipment is used for heating a small amount of substance?
What lab equipment is used for heating a small amount of substance? Bunsen burner – The Bunsen burner is a metal tube that produces a flame from gas such as methane, propane, or butane. It is used in the lab for heating and sterilizing. The Bunsen burner is named after German chemist Robert Bunsen. What […]
Is a 1.4 Litre engine good?
Is a 1.4 Litre engine good? 1.4-1.6 litres They’re still usually good on the fuel economy front, so you won’t have to pay too many visits to the petrol station if you mainly drive around town. How do I calculate fuel consumption per 100km? The calculation is: litres / distance * 100 = l/100km. For […]
How do I find the point of an image?
What is no work force?
What is the major source of energy for the body?
What is the major source of energy for the body? Carbohydrates are the body’s main source of energy. The fruit, vegetables, dairy, and grain food groups all contain carbohydrates. What are the 3 most important vitamins? 10 Essential Vitamins Your Body Needs – Comvita Magnesium – This mineral plays an important role in muscle contractions. […]
What happens when you reverse the current in a coil?
What happens when you reverse the current in a coil? When a coil drains a charged capacitor, the flow of charge in the coil does not stop, and the coil will “charge up” the capacitor again, but with reversed voltage. The voltage across the capacitor reverses, and the energy flow reverses, yet the direction of […]
Why is copper used instead of gold?
Why is copper used instead of gold? Gold, for example, is an excellent conductor of electricity, but it costs several times more than copper. If companies used gold to manufacture electrical wires, they’d essentially waste money, as copper is more conductive and costs less than its goal counterpart. What is the disadvantage of using aluminum […]
What is 35% hydrogen peroxide used for?
What is 35% hydrogen peroxide used for? Medical uses for 35 percent hydrogen peroxide disinfecting small cuts and scrapes. gargling to treat sore throat. treating acne. soaking boils. Is it safe to rinse mouth with hydrogen peroxide? Gargling hydrogen peroxide may be an effective way to sooth a sore throat, disinfect your mouth, and whiten […]