😳WHY❓❓❓ ======================= Gold is used on connectors and contacts because it has excellent corrosion resistance, high electrical conductivity (only copper and silver are better) and, alloyed with small amounts of nickel or cobalt, has good wear resistance. Satellites are wrapped Read more
😳WHY❓❓❓ Why does distilled water not conduct electricity where as rain water does?* Distilled water is the pure form of water. It is neutral in nature and also it doesn’t dissociate into ions and it has negligible ionization. Electricity needs Read more
😳WHY❓❓❓ Why is milk produced only after delivery, why not during pregnancy or before?* When a women become pregnant, progesterone and estrogen, hormones that are a part of normal menstrual cycle, rise dramatically, and a new hormone, called human chorionic Read more
😳WHY❓❓❓ ======================= Black can absorb heat. Basically, the umbrella was initially meant for rainy seasons. It was found that umbrellas made of black cloth dried faster than those made of cloth of other colors. Because black colour observes more heat Read more
😳WHY❓❓❓ ======================= Why do people become mad? Everyone of us oscillates between positive and negative emotions. Sometimes we go into the regions which are supposed to be “mad-regions”, but we are smart enough to come back to “normalcy” within reasonable Read more
😳WHY❓❓❓ Scientific Reason: Why do most of the Indians draw Rangoli in front of their houses⁉* There is a separate field of science called Cymatics which deals with the relationship between vibrations and the geometric patterns corresponding to it. The Read more
😳WHY❓❓❓ ========================= Why do North direction is so important for construction? SCIENTIFIC IMPORTANCE OF NORTH & EAST-FACING : We will get more sun light from windows , doors & ventilators in north side . East side and west side is Read more
WHY …. ⁉️ ======================= Why do you get eye boogers 👁️when you sleep? Sleep crust is a mix of mucus, exfoliated skin cells, oils, and tears produced or shed by the eye during sleep. It’s a natural part of healthy Read more
😳WHY❓❓❓ ======================= Why teachers day is celebrated? Because September 5 is also the birth anniversary of Bharat Ratna recipient Dr Sarvepalli Radhakrishnan. He was the first Vice President and second President of India post Independence. He was born on September Read more
😳WHY❓❓❓ ======================= Honey is something of an oddity, in that, unlike most foods, it doesn’t spoil over time. In fact, the oldest known sample of honey, found in an Ancient Egyptian tomb and dated to approximately 3000 years ago, was Read more