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Due to the rapid increase in COVID-19 cases in the country, CBSE cancelled the board exams of the 10th class and postponed the 12th class exams. [33] Like the 10th, Class 12th Board Exam 2021 has also been cancelled. Prime Minister Narendra Modi took a decision on this after a long meeting on 1 June 2021. [34] [35]
This is an accepted version of this page This is the latest accepted revision, reviewed on 17 January 2025. Civil services examination in India This article is about the examination in India. For civil service examinations in general, see civil service entrance examination. This article may need to be rewritten to comply with Wikipedia's quality standards. You can help. The talk page may ...
[3] [5] He has dedicated himself in training young minds in the field of Physics. He has immensely contributed to popularising Physics education among Indian students and teachers by conducting lectures and experimental demonstrations. He has been awarded the Maulana Abul Kalam Azad Shiksha Puruskar by the Bihar state government. [3] [6]
Lecture Notes in Physics (LNP) is a book series published by Springer Science+Business Media in the field of physics, including articles related to both research and teaching. It was established in 1969.
In Cartesian physics, light was the sensation of pressure emitted by surrounding objects that sought to move, as transmitted through the rotatory motion of material corpuscles. [8] These views extended to Isaac Newton 's corpuscular theory of light , [ 9 ] and would be adopted by John Locke and other the 18th-century luminaries.
Defects in vision can be explained using optical principles. As people age, the lens becomes less flexible and the near point recedes from the eye, a condition known as presbyopia . Similarly, people suffering from hyperopia cannot decrease the focal length of their lens enough to allow for nearby objects to be imaged on their retina.
Physics Wallah Limited (commonly known as Physics Wallah; or simply PW) is an Indian multinational educational technology company headquartered in Noida, Uttar Pradesh.The company was founded by Alakh Pandey in 2016 as a YouTube channel aimed at teaching the physics curriculum for the Joint Entrance Examinations (JEE).
In physics and in electronic engineering, dark current is the relatively small electric current that flows through photosensitive devices such as a photomultiplier tube, photodiode, or charge-coupled device even when no photons enter the device; it consists of the charges generated in the detector when no outside radiation is entering the detector.