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PYQ 1200 Q/A Part - 1
PYQ 1200 Q/A Part - 2
PYQ 1200 Q/A Part - 3
PYQ 1200 Q/A Part - 4
PYQ 1200 Q/A Part - 5
Kerala PSC General Science Book Study Materials Page 211
Book's First Page(d) 4, 1, 2, 3 Ans : (a) 54. The mass of the body is different from its weight because: [AssttGrade1991] (a) mass varies very little at different places, whereas weight varies a lot (b) mass is a variable quantity, whereas weight is constant (c) mass is a measure of the quantity of matter, whereas" weight is force (d) mass is constant but weight increases as the body moves from the Poles to the Equator Ans : (c) 55. Electron was first identified by: (a) JJ. Thomson (b) Daniel Rutherford (c) J. Kepler (d) James Chadwick Ans : (a) 56. Neutron was discovered by: [NDA 1991] (a) Moseley (b) Rutherford (c) Thomson (d) Chadwick Ans : (d) 57. Who among the following received Nobel Prize twice for the same subject? [LIC 1993] (a) Frederic Jolit (b) Frederic Sanger (c) Stanley Cohen (d) Marie Curie Ans : (d) 58. Who is the recipient of Nobel Prize for the Development of Wireless Telegraphy? (a) J. J. Thomson (b) Kamerling Onnes (c) Samuel Morse (d) Marconi Ans : (d) 59. Which one of the following pairs is correctly matched? [IFS 1990] (a) Madam Curie - X-ray (b) Albert Einstein - Photoelectric effect (c) Linus Pauling - Electron (d) C. V. Raman - Stock effect Ans : (b) 60. Which of the following is the correct combination of the inventors and the inventions? [MBA 1994] (a) Galileo Galilei - Transistors (b) Elisha Thomson - Windmill (c) J. L. Baird - Television (d) Sir Frank Whittle - Laser Ans : (c) 210