Test Paper - Elements of Mechanical Engineering - Punjab Technical University - Mechanical Engineering, Study notes of Mechanical Engineering

Download Test Paper - Elements of Mechanical Engineering - Punjab Technical University - Mechanical Engineering and more Study notes Mechanical Engineering in PDF only on Docsity! Roll No. Total No. of Questions : 091 [Total No. of Pages : 02 Paper ID [A01151 ( P l c t s e f i l t t h i s P a p e r I D i n O \ l l l S h c c f ) B.Tech. (Sem. ' lstlzn'{t) ELEMENTS OF MECHANICAL ENIGINEERING (ME . IOl) Time : 03 Hours Maximum Marks : 60 Instruction to Candidates: 1) Section - A is ComPulsorY. 2) Attempt any Five questions froln Section - B & C' 3) Select at least Two questions from Section - B & C. Section - A QI) (Murks: 2 each) a) What do you mean by phase of a system? b) What is meant by thermodynamic equillibrium? c) Define enthalpy. d) What do you understand by open system? , e) What is isothermal Process? 0 Define third law of thermodynamics. g) What do you understand by a for-rr stroke engine? h) Where do rve use Diesel CYcle? i) Define ductilitY. j) What is meant bY mechanisrn? Section - B (Msrks: 8 each) Q2) What are state functions and how do they differ from path functions? Give examples of each. E-484 F2081 PTO.