Which India-born physicist is credited with inventing the optical fibre?
AC.V. Raman
BNarinder Singh Kapany
CSatyendra Nath Bose
DHomi J. Bhabha
Answer & Solution
Correct answer: B. Narinder Singh Kapany
1. C.V. Raman, S.N. Bose and Homi Bhabha worked in spectroscopy, statistics and nuclear physics.
2. Narinder Singh Kapany pioneered the practical use of optical fibres.
3. He is widely called the 'Father of Fibre Optics', so the answer is Kapany.
_Source: RRB Group D (RRC) PYQ, held 27-10-2013, Q.16._
Related questions
An automatic but restorable switch that opens on excessive current is a circuit:A metal strip with a low melting point that permanently breaks a circuit is a:A low-resistance path allowing a very large current between terminals is a:The two known hazards of electricity are shock and:That AC voltage swings from peak to peak and back each second a number of times equal to:A 120 V AC supply has a peak voltage swinging to about:Household electricity in the United States is quoted as an rms voltage of:The flow of electric charge in only one direction is called: