Correct Answer:- Option-C
Question19:-Who became famous by his pen name "Kesari" 7
A:-Ponkunnam Varky
B:-Vengayil Kunhiraman Nayanar
C:-S. K. Pottakkad
D:-G. Sankara Kurup
Correct Answer:- Option-B
Question20:-The Malayali memorial signed in
A:-1891
B:-1821
C:-1857
D:-1862
Correct Answer:- Option-A
Question21:-Good opportunity for energy savings from continuous blow down of boiler is by
A:-Recovery of flash steam for use in deaerator
B:-Using the blow down steam to run steam turbine
C:-Reusing the hot water so formed as make-up water
D:-None of the above
Correct Answer:- Option-A
Question22:-Which fuel requires the lowest amount of excess air for combustion 7
A:-Pulverised coal
B:-Bagasse
C:-Fuel oil
D:-Natural gas
Correct Answer:- Option-D
Question23:-Which data is not required to calculate the efficiency of boiler by indirect method 7
A:-Flue gas temperature
B:-Ambient temperature
C:-Calorific value of fuel
D:-Blow down rate
Correct Answer:- Option-D
Question24:-The pour point of fumace oil (in deg. 0 ‏کا‎
‎A:-100
‎B:-20
‎6:50
‎D:-25
‎Correct Answer:- Option-B
Question25:-In which of the following equipment is stored heat used for preheating combustion air 7
A:-Convective recuperator
B:-Radiation recuperator
C:-Regenerator
D:-Heat pump
Correct Answer:- Option-C
Question26:-LPG is predominantly a mixture of propane and
A:-Butane
B:-Isopropane
C:-Methane
D:-Ethane
Correct Answer:- Option-A
Question27:-The unit of specific heat is
A:-KCallkg
8:62 7^{3}`
C:-KCal/kg°C
D:KCal
Correct Answer:- Option-C
Question28:-If the pressure of saturated steam is reduced through a pressure reducing valve
A:-Enthalpy of evaporation will reduce
B:-It will get superheated
C:-Enthalpy will reduce