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 'JUNIOR INSTRUCTOR (PUMP OPERATOR) INDUSTRIAL TRAINING English ' And exam conducted in the year 2019. And Question paper code was '061/2019'. 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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Stefan Boltzmann law is applicable for heat transfer by
)۸ Conduction (B) Convection
(C) Radiation (D) Conduction and radiation combined
If a body transmits all the radiations incident on it, then itis known as a
(A) Black body (B) White body
(C) Grey body (D) Transparent body
Overall coefficient of heat transfer is used in case of
(ಗ) Conduction (B) Convection
(C) Radiation (D) Conduction & convection
The heat of Sun reaches Earth according to
)۸ Conduction (B) Convection
(C) Radiation (D) All of the above
Fluid is a substance which offers no resistance to change of
(ಯ) Pressure (8) Flow
(C) Shape (D) Volume
Surface tension has the unit of
(&) N/m? (8) N/m
(©) N (D) Nm
The ratio of absolute viscosity to mass density is known as
(ക) Kinematic viscosity (8) Specific viscosity
(C) Viscosity index (D) Coefficient of viscosity
The centre of gravity of the volume of the liquid displaced by an immersed body is
called
)۸ Meta-centre (8) Centre of buoyancy
(C) Centre of pressure (D) Centre of gravity
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