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Round –III TECHNICAL QUESTION 1. A sliding pair has a. completely constrained motion

b. incompletely constrained motion

c. successfully constrained motion 2. Higher pair is an a. unclosed pair b.point contact pair c. both 3. In a turbulent flow in a pipe. a. Reynolds no is greater than 10000 b. fluid particles move in straight line. c. shear stress varies linearly with radius. 4. One dimensional flow. a. steady uniform flow b. a uniform flow c. neglects changes in transverse direction. 5. The energy equation is applicable to a. steady flow b. unsteady flow c. turbulent flow 6. Match plate pattern is used to a. bench molding b. pit molding c. machine moulding 7. Core are used to a. make desired recess in casting b. support loose pieces c. remove pattern easily 8. Control volume refer to a. specific mass b. A fixed region in the space c. a closed system 9. with increase of temp, the specific heat of water a. increase b. decrease c. first increase to minimum than increase 10. The internal energy of an ideal gas depends only on a. enthalpy b. entropy c. internal energy 11. A barometer is used to measure a. very low pressure b. very high pressure c. atmospheric pressure. 12. The increase of temperature results in a. increase in viscosity of gas b. increase in viscosity of liquid. C. decrease in Viscosity of gas