Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'TRADESMAN ELECTROPLATING TECHNICAL EDUCATION' And exam conducted in the year 2015. And Question paper code was '093/2015'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
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Check valves are used :
(A) At high pressure (B) For unidirectional flow
)6( Inbends ॥ For controlling water flow
The ratio of inertial forces to elastic forces is called the ——————— number.
(ಯ) Reynolds 18) Euler
(0) Mach (D) Weber
Which of the following has the minimum absorptivity?
(A) Aluminium foils (B) Coal dust
(0) Refractory bricks (D) Iron plates
Mode of heat transfer involved in the cooling of air cooled internal combustion engine is :
(A) Conduction (73) Foreed convection
(C) Radiation (D)) Natural convection
Which of the following has maximum thermal conductivity?
(8) 1 (B) [ष्णः
(C) Nitrogen (D) Tar
Open pan evaporators are preferred to be used, when the sclution to be concentrated is :
॥ Scaling (ए) Salty
(C) Highly viscous (D) Corrosive
Which of the following is most suitable for cold viscous feed?
(A) Forward feed رص Backward feed
(¢) Mixed feed (D) Parallel feed
Heat transfer oceurs by natural convection because change in temperature causes difference in :
(2) Viscosity (B) Density
(( Thermal conductivity (D) Heat capacity
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