Government Polytechnic 2010 Diploma in Hospital Management Thermodynamics and Hydraulics - Question Paper

Q.1 (a) State and discuss classification of system 05
(b) Difference ranging from 05
(i) Heat and work (ii) Intensive property and Extensive property
(c) describe energy and state the forms of energy. 04
Q.2
(a) discuss 1st legal regulations of thermodynamics 07
(b) discuss Kelvin plank statement and Clausius statement of 2nd legal regulations of
thermodynamics.
07
OR
(b) Write short note on Heat Engine. 07
Q.3
(a) describe and draw the subsequent processes on P-V and T-S diagram 07
(i) Polytropic Process(ii) Isothermal Process (iii)Adiabatic Process
(b) discuss Boyle's legal regulations and Charle's legal regulations 07
OR
Q.3 (a) Draw and discuss P-V and T-S diagram of Carnot cycle and derive the
formula of thermal efficiency of Carnot cycle.
07
(b) discuss Otto cycle with P-V and T-S diagram. 07
Q.4
(a) Short note on (i) Differential manometer (ii) Diaphragm pressure gauge 07
(b) List various kind of fluid flow and derive continuity formula for steady one
dimensional flow.
07
OR
Q. four (a) State various flow measuring devices and discuss any 1 of them 07
(b) Short note on (i) kind of flow (ii) Reynold's number 07
Q.5
(a) Derive the formula for force, work done and efficiency of Impact of jet on a
moving inclined flat plate.
07
(b) A jet of six cm dia. is striking with 21 m/sec on a series of flat plates. If the
velocity of the flat plates move with eight m/sec. compute the force, work done
and efficiency.
07
OR
Q.5 (a) discuss construction and working of centrifugal pump with the help of neat
sketch.
07
(b) Write short note on (i) Selection of pump (ii) Single acting reciprocating pump. 07

Earning:   Approval pending.