Search results
Results from the WOW.Com Content Network
The program was renamed to National Talent Search Scheme with the NTSE examination now being conducted for classes X, XI, and XII. Currently, the NTSE exam is conducted only for 10th class students in India in two phases with subjects relating to Mental Ability Test and Scholastic Aptitude Test (SAT) for 100 marks each. [6] [7]
The light has gone out of our lives is a speech that was delivered ex tempore by Jawaharlal Nehru, [1] the first Prime Minister of India, on January 30, 1948, following the assassination of Mahatma Gandhi earlier that evening. It is often cited as one of the greatest speeches in history.
Another example is incandescent light bulbs, which emit only around 10% of their energy as visible light and the remainder as infrared. A common thermal light source in history is the glowing solid particles in flames , but these also emit most of their radiation in the infrared and only a fraction in the visible spectrum.
Amar Jawan Jyoti (lit. transl. Immortal Soldier Flame, or light [a]) is an Indian memorial conceptualised and constructed after the Indo-Pakistani War of 1971 and inaugurated on 26 January 1972. It was the national war memorial in India until February 2019, [ 7 ] [ 8 ] when the new National War Memorial and its own flame was inaugurated and lit ...
[8] NCF 2005 has been translated into 22 languages and has influenced the syllabus in 17 states. The NCERT provided a grant of ₹10,00,000 to all states to promote NCF in their local language and to compare its current syllabus with the syllabus proposed, so that a plan for future reforms could be made.
Light with the same radiant intensity at other wavelengths has a lower luminous intensity. The curve which represents the response of the human eye to light is a defined standard function y (λ) or V (λ) established by the International Commission on Illumination (CIE, for Commission Internationale de l'Éclairage ) and standardized in ...
An important property of light fixtures is the luminous efficacy or wall-plug efficiency, meaning the amount of usable light emanating from the fixture per used energy, usually measured in lumen per watt. A fixture using replaceable light sources can also have its efficiency quoted as the percentage of light passed from the "bulb" to the ...
Light pollution is the presence of any unwanted, inappropriate, or excessive artificial lighting. [1] [2] In a descriptive sense, the term light pollution refers to the effects of any poorly implemented lighting sources, during the day or night. Light pollution can be understood not only as a phenomenon resulting from a specific source or kind ...