Dil Ki Baat (दिल की बात)

Please comment your answer, corrections and other questions of BARC-2015 exam 1- K type thermocouple is made up of ?       (ans: K-type is Chromel - Alumel & E type is Chromel-Constantan) 2- which controller gives maximum offset?       (ans: P controller) 3- which controller has maximum gain ?       (ans: PID controller) 4- what will be slope of q line when feed is 40% vapour ?      (ans: -1.5) 5- what will be mole fraction of benzene in vapour phase when vapour pressure of benzene is 3 atm and toluene is 4/3 atm, and mole fraction of benzene in liquid phase is .4 ?      (ans: 0.6) 6- which one of the following shows ultimate analysis ? 7- in which heat transfer coefficient will be high ?      (case 1- cooling from 80 to 30 centigrade. case 2- heating from 30 to 80 centigrade.) 8- Biot no is defined as ? 9- Nusselt no. is defined as ? 1...

1- What is the maximum value measured by Seismograph ?     Ans. 100 2- Which one is not unit-less number?    a) Eular's Number    b) Reynold Number    c) Friction factor    d) none of these Ans: d 3- Who is the scientific advisor of defence minister of India? Ans: Dr. Avinash Chander 4- Component of crude oil having maximum octane number? Ans- Aromatics 5- Who got gold medal in wrestling for 74 Kg in commonwealth games? Ans: Sushil Kumar 6- What will be total discount on a commodity, if continuous discount is 10%, 12% & 15%? Ans: 36.68% 7- Time taken to fill a tank when two valve open simultaneously. the flow rate of one valve is 12 m3/s and second valve is 24 m3/s 8- What is the monomer of poly vinyl chloride? Ans: vinyl chloride or chloroethene  9- Neoprene is chemically known as? Ans: Poly chloroprene 10-  Due to its excellent permeability to air and gas, the tubes of automobile tyres is ...