Optical fibers used in communication are developed based on
the phenomenon of
(1) refraction of light
(2) diffraction of light
(3) interference of light
(4) total internal reflection of light
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How many times in year does the General Assembly of United Nations meet?
0 Answers AAI Airports Authority Of India,
Winter rains in north and north-west India are generally associated with the phenomenon of 1 Retreating monsoon 2 Temperate cyclones 3 Local thunderstorms 4 Shift in jet stream movement
India switched to the decimal system of coinage in: (a) 1947 (b) 1950 (c) 1960 (d) 1962
Which one of the following is the most important item of expenditure of the government of India on revenue account? 1 Defence 2 Subsidies 3 Pensions 4 Interest Payments
Which one of the following Fundamental Duties have been enumerated in our Constitution for the citizen? (a) To abide by the Constitution and respect its ideals and institutions, the National Flag and the National Anthem (b) To cherish and follow the noble ideals which inspired our national struggle for freedom (c) To uphold and protect the sovereignty, unity and integrity of India (d) All of these
The property by which the ultrasound can be distinguished from audible sound is the 1 Speed of propagation in air 2 Speed of propagation in water 3 Intensity 4 Frequency
The magnetic effect of electric current was first observed by (a) Henry (b) Oersted (c) Faraday (d) Volta
16 Answers Faraday, MBA, QS, Satyam,
Which among these parts of India contains lava rocks? (1) Northern part of Deccan (2) Southern part of Deccan (3) Eastern Himalayas (4) Aravalli Mountains
The Silent Valley, which was in the news recently is a part of 1 Mangrove forests 2 Tropical deciduous forests 3 Tropical evergreen forests 4 Alpine forests
?Portfolio Balance? is a term from 1 Shipping 2 Finance 3 Politics 4 None of these
Duncan passage lies between: (a) South Andaman and Little Andaman (b) South and Middle Andaman islands (c) North and Middle Andaman (d) North and South Andaman islands
The only snake that builds a nest is 1 Krait 2 King cobra 3 Chain viper 4 Saw-scaled viper