Provided by www.YuvaJobs.com - General - other Gurunanak Dev School,Udaipur - 22 April 2007 NTPC PAPER ON 22nd APRIL AT UDAIPUR Technical test was not so tough(Instrumentation Stream) If U prepare 2to 3 weeks sincerely U can attempt 90% of portion Paper will consist of 120 technical questions . It covers Analog,Digital,Control,Process control , Electronic Meaurement and Industrial Measurement Qus Principle of Optical Fiber: Total Internal reflection 2 Anticipatory controllers are; Derivative 3 Routh Stability defines : poles on the left/right/...... 4. One question is on Final Value theory 5 S^5+s^4+.............. : How many roots find out 6 System is Marginally stable When root lies on 7 One 2 question on K-Map 8 9,s complement of 19 9 encoders and Decoders are different: No of Active lines 10 Flashing Memory is 11 Find out Hexadecimal code of 12 Input Impedance of CRO is 13 Casacading of an Low pass and high pass filter will give : Notch filter 14 Pitot tube is used to measure 15 Why FET is used in Electronic Voltmeter 16 Data Acqsition System Comprise of Blocks: Transducers,A/d conveter, sensors........................... 17 Some quetion on General Engineering 18 Ph changes from 5 to 7 Hydrogen Ion concentration will increase/decrease............ 19 2 Questions on feedforward control rest 50 questions of Aptitute................. Provided by www.YuvaJobs.com - General - other Gurunanak Dev School,Udaipur - 22 April 2007