Why there is no refraction at optical Centre? If the two surfaces are of same radius of curvature as in case of bi-convex lenses, optical centre lies exactly in the centre of the lens. Hence, the combined effect of refraction due to both the surfaces of the lens in nil and a ray of light […]
Should I assemble my own furniture?
Should I assemble my own furniture? However, having to assemble your own furniture isn’t necessarily a negative thing. It can save you money and create feelings of pride and satisfaction. A 2011 paper from Harvard Business School called “The Ikea Affect,” concludes that assembling our own furniture makes us appreciate it more. What does part […]
When a glass rod is rubbed with a silk cloth the silk cloth acquires positive charge?
When a glass rod is rubbed with a silk cloth the silk cloth acquires positive charge? When you are rubbing the glass rod with the silk cloth, electrons are stripped away from the atoms in the glass and transferred to the silk cloth. This leaves the glass rod with more positive than negative charge, so […]
What was the result of the Eisenhower Doctrine?
What was the result of the Eisenhower Doctrine? Under the Eisenhower Doctrine, a Middle Eastern country could request American economic assistance or aid from U.S. military forces if it was being threatened by armed aggression. What did Eisenhower warn of in his farewell address? Despite his military background and being the only general to be […]
Should a 13 year old shave pubic hair female?
Should a 13 year old shave pubic hair female? “Pubic hair is also made to prevent irritation from friction,” Dr. … But of course, if you prefer to trim, shave, wax, or otherwise remove your pubic hair, that’s totally fine. How can I permanently remove my private part hair? What are your options for removal? […]
What do the Swedish call their grandparents?
What do the Swedish call their grandparents? In the Swedish language, the maternal grandparents are “mormor” for grandmother and “morfar” for grandfather. Paternal grandparents are “farmor” for grandmother, and “farfar,” for grandfather. What is the Indian name for grandfather? Grandma: Nani (maternal), Nana (paternal) Grandpa: Dadi (maternal), Dada (paternal) “In our Indian culture, ‘nani’ is […]
What is an example of electrical energy to mechanical?
What is an example of electrical energy to mechanical? A power drill converts electrical energy to mechanical energy when plugged in and used. Music converts sound energy to mechanical energy in your eardrum. What is the rotating part of a DC motor? Rotor What is a device that converts mechanical energy to electrical energy? A […]
When glaciers lose chunks of rock and carry them along?
When glaciers lose chunks of rock and carry them along? As a glacier flows downslope, it drags the rock, sediment, and debris in its basal ice over the bedrock beneath it, grinding it. This process is known as abrasion and produces scratches (striations) in bedrock surface. What are two main types of glaciers? There are […]
Why is 45 degrees the maximum range?
Who invented the hoagie?
Who invented the hoagie? It is thought that the original concept of these sandwiches came from the Italians who immigrated to New York in the late 1800s and brought with them their favorite Italian Sandwich recipes. 1910 – The family of Dominic Conti (1874-1954) claims he was the first to use the name, submarine sandwich. […]