General Science
For Assam Agriculture, PNRD, Assam Police, Assam TET, Forest, DECT, APSC, Railway & SSC Exam (Part-15)
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500 General Science (Part-15)
1➤
(Q) Which is electrical circuits used to get smooth de output from a rectified circuit called?
2➤
(Q) When the temperature of semiconductor is increased, what will happen in its electrical conductivity?
3➤
(Q) With the rise of temperature, what will happen in the specific resistance of semiconductor?
4➤
(Q) The absorption of radio waves by the atmosphere depends on which thing?
5➤
(Q) Which are the space waves are affected seriously by atmospheric conditions?
6➤
(Q) With which can Radio wave of constant amplitude be generated?
7➤
(Q) What is the electrical circuit used to get smooth DC output from a rectifier circuit called?
8➤
(Q) If germanium has to be doped with a donor impurity, how should the foreign atom be?
9➤
(Q) In a p-type semiconductor, which are the majority charge carriers?
10➤
(Q) The unidirectional property of a pn-junction is useful for its use as which thing?
11➤
(Q) Which energy of the electron at absolute zero is called?
12➤
(Q) For television broadcasting, what frequency is employed normally?
13➤
(Q) Which effect shows particle nature of height?
14➤
(Q) A particle is executing S.H.M. Then what is the graph of acceleration as a function of
displacement?
15➤
(Q) An atom has 7 electrons in its M-shell and contains 18 neutrons in its nucleus. What is its
mass number?
16➤
(Q) The medicine ephedrin used in the treatment of cough, asthma and bronchitis, from where is
obtained?
17➤
(Q) By whom was the concept of dual nature of radiation proposed?
18➤
(Q) In a bisexual flower if androcium and gynoecium mature at different time the phenomenon is
known as which name?
19➤
(Q) Why does Molten sodium chloride conduct electricity?
20➤
(Q) Which modification of root does not store food?
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