Exam (elaborations)
Discoveries And Inventions (100% Correct Answers)
- Course
- Institution
1. Who invented optical fibre? (1) Samuel Cohen (2) Narinder Kapany (3) Percy L.Spencer (4) T.H. Maimah correct answers 2 (SSC Combined Graduate Level Prelim Exam. 27.02.2000 (First Sitting) 2. Who invented Radar? (1) J. H. Van Tassel (2) Wilhelm K. Roentgen (3) P. T. Farnsworth (4) A...
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