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 'VOCATIONAL INSTRUCTOR IN MECHANICAL SERVICING AGRO MACHINERY VHSE' And exam conducted in the year 2016. And Question paper code was '077/2016'. 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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8. The velocity head representing the kinetic energy per unit weight of fluid is denoted by :
2 ४४
(ಯ) o (छि =
2g
© = 0) പുട
9. A Pitot tube is an instrument for measuring :
(A) Pressure of flow (B) Discharge of fluid
(C) Velocity of flow (D) Total energy
10. Venturi meter is a device used for measuring :
(A) Flow rate (B) Piezo metric head
(C) Velocity head (D) Pressure
11. The laminar flow is characterized by :
رف Irregular motion of fluid particle
ری Fluid particles moving in layers parellal to the boundary surface
(C) Existance of eddies
(D) High Renold's number of flow
12. The essential feature of turbulent flow :
(ക Large discharge
(B) High discharge
(¢) Velocity at a point remains constant with time
(D) Velocity and pressure at a point exhibits irregular fluctuations of high frequency
13. The energy loss in a pipe line is due to :
(ಗಿ) Viscous action only
(ಈ) Surface roughness only
(C) Friction offered by pipe wall as well as by the viscous action
(D) Turbulent shear stress alone
14, Head loss due to sudden expansion is given by :
(&) (B)
(C) (D)
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