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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Separation of two or more components of a liquid solution cannot be achieved by :
(A) Absorption (B) Fractional crystallization
(9 Liquid extraction (D) Evaporation
Which of the following provides maximum contact surface for a liquid-vapour system?
(A) Bubble-cap plate column (B) Wetted wall column
(0)- Packed tower (D) Sieve-plate column
Which is the separation technique used for desalination of sea water?
(ಗಿ) Reverse osmosis (3) Adsorption
(C) Absorption (D) Thermal diffusion
Rate ന് adsorption increases as the :
(A) Size of adsorbent increases (8) Pressure decreases
(0) Temperature decreases (D) Temperature increases
The number of gram moles of solute per kilogram of solvent is called :
(A) Normality (18) Molarity
(0 Molecular weight D) Molality
Separation of a mixture of two gases by absorption in the liquid golvent depends upen the
difference in their :
(ಗ) Viscosity (7) Density
(C) Relative volatility (2) Solubility
Use of packed towers for distillation is generally limited to the :
(ക) Small sizes (B) Multicomponent distillation
(C) High pressure operation (0) Vacuum distillation
Caleium Ammonium Nitrate (CAN) is :
(8) A complex fertilizer (8) A mixed fertilizer
)0 An explosive (D) A straight fertilizer
93/2015
[2.1.0]
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