GK INFOPEDIA

n electron revolving around the nucleus of an atom has potential energy, boller centrifugal energy, magnetic energy and rotational energy. These energies determine the total energy or energy level of an electron, measured as electron volt. An electron volt can be defined as the amount of energy required to move an electron through a potential […]

An n–type silicon sample is uniformly illuminated with light which generates 1020 electron hole pairs per cm3 per second. The minority carrier lifetime in the sample is 1 �s.In the steady state, the hole concentration in the sample is approximately 10x , where x is an integer. The value of x is __________________

11+e–(E–EF)/KT

[1] Economic presence of the government in social realm is found under – A. Fundamental Rights B. Fundamental Duties C. Directive Principles of State Policy D. Policy for determining citizenship Ans: Directive Principles of State Policy Explanation : The principles have been inspired by the Directive Principles given in the Constitution of Ireland and also […]

[1] When the chief justice of a High Court acts in an administrative capacity, he is subject to – A. The writ jurisdiction of any of the other judges of the High Court. B. Special control exercised by the chief justice of India. C. Discretionary power of the Governor of the State D. Special powers […]

[1] ‘Democratic Centralism’ is an im-portant feature of a : A. Communist state B. Democratic state C. Totalitarian state D. Socialist state Ans: Communist state Explanation : Democratic centralism is the name given to the principles of internal organization used by Leninist (communist) political parties, and the term is sometimes used as a synonym for […]

[1] Which of the following is protected under Wildlife (Protection) Act, 1972? A. Porcupine B. Gerbil C. Bandicoot rat D. Squirrel Ans: Porcupine Explanation : An endangered species, porcupines are protected under the Wildlife Protection Act of 1972. Among the types especially mentioned for protection under Part I of Schedule II of the Act are: […]

[1] Which one of the following statements is not correct? A. The President cannot pardon a person sentenced by a Court Martial. B. The supreme command of the defence forces of the Union vests in the President, but its exercise has to be regulated by law. C. A person awarded rigorous imprisonment cannot be compelled […]

[1] Which of the following is a feature to both the Indian Federation and the American Federation? A. A single citizenship B. Dual judiciary C. Three Lists in the Constitution D. A Federal Supreme Court to interpret the Constitution Ans: A Federal Supreme Court to interpret the Constitution Explanation : According to the Constitution of […]

[1] A seat of a M. P. can be declared vacant if he absents himself from the house for a continuous period of — A. Six month B. Two month C. Three months D. None of the above / More than one of the above Ans: None of the above / More than one of […]