WBUT 2012 ENGINEERING THERMODYNAMICS AND FLUID MECHANICS [ME-201] Question Paper

 

CS/B.TECH (NEW)/SEM-2/ME-201/2012

2012

ENGINEERING THERMODYNAMICS AND FLUID MECHANICS

Time Allotted : 3 Hours                                    Full Marks : 70

The figures in the margin indicate full marks.

Candidates are required to give their answers in their own words

as far as practicable.

GROUP – A

(Multiple Choice Type Question)

1.       Choose the correct alternatives for any ten of the following:
                                                                                               10 x 1 = 10

          i)        During throttling process

                   a)       internal energy remains constant

                   b)       entropy remains constant

                   c)       enthalpy remains constant

                   d)       pressure remains constant

          ii)       Which of the following is an intensive thermodynamic                     property?

                   a)       Volume                           b)       Energy

                   c)       Mass                              d)       Temperature.

          iii)      Newton’s law of viscosity relates to

                   a)       pressure velocity and viscosity

                   b)       shear stress and rate o angular deformation in a fluid

                   c)       shear stress, temperature, viscosity and velocity

                   d)       pressure, viscosity and rate of angular deformation.