tag:blogger.com,1999:blog-46450075280926846442024-03-08T16:01:09.155-08:00RPSC RajasthanRAJASTHAN PUBLIC SEVICE COMMISSION(RPSC),CONDUCTS RAS & RTS PRE EXAM 2010 Rajasthan GK Rajasthan GSIAS, RAS, ANY RPSC EXAM (2011)http://www.blogger.com/profile/05761842863846340882noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-4645007528092684644.post-79167690469725201402011-06-18T03:12:00.000-07:002011-06-18T03:12:46.666-07:00<div dir="ltr" style="text-align: left;" trbidi="on">No. Question Answer<br />
01 The theory of relativity was propounded by Albert Einstein<br />
02 The principal metal used in manufacturing steel is Iron<br />
03 An altimeter is used for measuring Altitude<br />
04 Oology is the study of Birds eggs<br />
05 Radioactivity was discovered by Henry Bacquerel<br />
06 The metal used in storage batteries is Lead<br />
07 The instrument used to measure the relative humidity of air is Hygrometer<br />
08 Barometer was invented by Torricelli<br />
09 The unit of power is Watt<br />
10 Radium was discovered by Marie and Pierrie Curie<br />
11 The existence of isotopes was discovered by Frederick Soddy<br />
12 Dynamo was invented by Michael Faraday<br />
13 The nuclear reactor was invented by Enrico Ferni<br />
14 The law of gravitation was propounded by Sir Isaac Newton<br />
15 Crescograph was invented by J.C.Bose<br />
16 Crescograph is used to measure the Rate of growth of a plant<br />
17 Galileo's first scientific discovery was Pendulum<br />
18 Microscope was invented by Aaton Van Leewen Hock<br />
19 The scientist who is known as father of modern biology is Aristotle<br />
20 The first person to see a cell under microscope was Robert Hooke<br />
21 The smallest flowering plant is Worffia<br />
22 The four blood groups were discovered by Karl Landsteiner</div>IAS, RAS, ANY RPSC EXAM (2011)http://www.blogger.com/profile/05761842863846340882noreply@blogger.com0