Q.98 Which of the following types of simple manometers measures the gauge pressure of only incompressible fluids?Ans 1. Single column manometer2. Piezometer3. U-tube manometer4. Differential U-tube manometerCorrect Ans Provided: 2

Q.99 Which of the following statements is INCORRECT about the Benson boiler?Ans 1. The average operating pressure for the Benson boiler is higher than 200 bar.2. Benson boilers can be switched on very quickly.3. The Benson boiler is ...

Q.95 In aqua-ammonia absorption refrigeration system, incomplete rectification leads to accumulation of water in:Ans 1. condenser2. evaporator3. heat exchanger4. absorberCorrect Ans Provided: 1

Q.96 Which among the following options has same thermal efficiency under ideal conditions (Operate within the same temperature)?Ans 1. Carnot cycle and Stirling cycle2. Carnot cycle and Brayton cycle3. Carnot cycle and Otto cycle4. Carnot and dual cycleCorrect ...

Q.100 In case of dual cycle of an IC engine, heat addition is __________.Ans 1. both an isochoric and an isobaric process2. anisentropic process3. only an isobaric process4. only an isochoric processCorrect Ans Provided: 1

Q.94 What pressure head of kerosene of specific gravity 0.8 will be equivalent to a pressure head of 100 m of water?Ans 1. 100 m2. 125 m3. 110 m4. 120 mCorrect Ans Provided: 2

Q.93 The value of the gross stage efficiency and Blade efficiency of the single stage of the impulse turbine are 65% and 78% respectively then the value of the nozzle efficiency will beAns 1.2. ...

Q.97 Which of the following pressure measurement devices consists of a hollow metal tube bent like a hook whose end is closed and connected to a dial indicator needle?Ans 1. Strain-gauge pressure transducers2. Pressure transducers3. Bourdon tube4. Piezoelectric ...

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.89 Which of the following evaporators are also known as prime-surface evaporators?Ans 1. Finned-tube evaporators2. Plate evaporators3. Shell-and-tube evaporators4. Bare-tube coil evaporatorsCorrect Ans Provided: 4