Q.86 The SI unit of specific heat is:Ans 1. Jkg/K2. J/kg3. JK/kg4. J/kg.KCorrect Ans Provided: 4

Q.87 The velocity of flow between two adjacent streamlines is inversely proportional to the:Ans 1. spacing of the streamlines2. specific weight3. volume flow rate4. circulationCorrect Ans Provided: 1

Q.92 On the stress-strain diagram, the material obeys Hooke’s law till:Ans 1. upper yield point2. elastic limit3. lower yield point4. point of ultimate stressCorrect Ans Provided: 2

Q.85 A Kaplan turbine has an outside diameter of runner and hub diameter as 4 m and 2 m, respectively. If the velocity of flow at inlet is 8 m/s, then what will be the discharge passing through ...

Q.88 Which of the following statements is correct about the forced-draught fan used in steam boilers?Ans 1. The power required by an induced-draught fan may be greater than or less than that required by a forced-draught fan for ...

Q.90 An impulse turbine is running at 1000 rpm with a net head 600 m. If the discharge through the nozzle is 0.1 m3/s, then what will be the power available at the nozzle? Take g = 10 ...

Q.75 In the context of work done of turbine, the power developed by the runner depends on which of the following parameters?Ans 1. Velocity at the exit of draft tube2. Whirl velocity only3. Whirl and blade velocities4. Blade ...

Q.74 If the manometric efficiency and mechanical efficiency of a centrifugal pump are 70% and 80%, respectively, then the overall efficiency will be:Ans 1. 80%2. 56%3. 75%4. 40%Correct Ans Provided: 2

Q.76 What is the value of the density of water at 4°C?Ans 1. 1000 gm/cm32. 10 gm/cm33. 1 gm/cm34. 100 gm/cm3Correct Ans Provided: 3

Q.77 Which of the following statements about equilibrium is correct?Ans 1. Summation of all the forces acting in one direction must not be zero.2. Summation of all the forces acting in one direction must be zero.3. Summation of ...