When was Fibre first used? 1952 In 1952, UK based physicist Narinder Singh Kapany invented the first actual fiber optical cable based on John Tyndall’s experiments three decades earlier. Where was fiber optics first used? The first working fiber-optic data transmission system was demonstrated by German physicist Manfred Börner at Telefunken Research Labs in Ulm […]
What does limestone turn into through metamorphosis?
What does limestone turn into through metamorphosis? Limestone, a sedimentary rock, will change into the metamorphic rock marble if the right conditions are met. What is metamorphosed limestone called? In geology, the term marble refers to metamorphosed limestone, but its use in stonemasonry more broadly encompasses unmetamorphosed limestone. Marble is commonly used for sculpture and […]
Is tracking good for students?
Is tracking good for students? The Advantages of Tracking When used correctly, tracking enables the teacher to cater his lessons toward the specific ability level of the students in his class. In low and normal achievement level students, this can help to ensure that the students learn the material at their own pace without falling […]
Why are lower main sequence stars more abundant than upper main sequence stars?
Why are lower main sequence stars more abundant than upper main sequence stars? Why are lower main-sequence stars more abundant than upper main-sequence stars? More low-mass main-sequence stars are formed in molecular clouds and lower main-sequence stars have much longer lifetimes than upper main-sequence stars. Stars spend about 90% of their fusion lifetimes on the […]
What are the geographical elements influencing Indian foreign policy?
What are the geographical elements influencing Indian foreign policy? India’s foreign policy is shaped by five broad factors viz. geography; strategic culture; India’s requirements and goals; global and regional challenges; and resources. How does India’s geography affect its political relationships? India has several important geographical features. To the North, the Himalaya Mountains serve as a […]
Can you swim in the Yampa River?
Can you swim in the Yampa River? Visitors can enjoy swimming, boating, fishing, camping and picnicking at the lake. There are also many opportunities to view wildlife and a hiking trail that will appeal to hikers, mountain bikers and horseback riders. How did the Yampa River get its name? The Yampa is one of the […]
Which is the fastest airplane or helicopter?
Which is the fastest airplane or helicopter? Helicopters are undeniably slow compared to aeroplanes. There is no pure helicopter that flies faster than 400km/h (250mph), yet aeroplanes have been going much faster for a long time, and even some trains and cars can go faster. Do helicopters fly faster than cars? In fact, helicopters are […]
Can someone with hemophilia have children?
Can someone with hemophilia have children? No sons of a man with hemophilia will have hemophilia. All daughters of a man with hemophilia will be carriers (called obligate carriers). If a carrier has a son, the son has a 50% chance of having hemophilia. If a carrier has a daughter, the daughter has a 50% […]
What level qualification is CCNA?
What level qualification is CCNA? Cisco CCNA Networking (Level 3) Programme. Can a beginner take CCNA? A beginner can earn the CCNA with adequate study and preparation, as long as they fully understand the networking concepts and Cisco IOS configuration commands that are covered on the exam. Can I do CCNA after 10th? Yes, you […]
What is the best online multiplayer game?
What is the best online multiplayer game? The best multiplayer games on PC in 2021 Counter Strike: Global Offensive. Warzone. Rocket League. Rainbow Six Siege. Arma 3. Titanfall 2. Don’t Starve Together. Grand Theft Auto Online. What game has the most online players? List Game Number Business model PlayerUnknown’s Battlegrounds 1,037 million Pay-to-play/free-to-play CrossFire 1,000 […]