Month: July 2018

A. 75%
B. 100%
C. 50%
D. 60%

A. pressure compounded steam turbine
B. simple single wheel, impulse steam turbine
C. simple single wheel reaction steam turbine
D. multi wheel reaction steam turbine

A. reaction steam turbine
B. velocity compounded impulse steam turbine
C. pressure compounded impulse steam turbine
D. pressure velocity compounded steam turbine

A. reaction steam turbine
B. pressure velocity compounded steam turbine
C. pressure compounded impulse steam turbine
D. velocity compounded impulse steam turbine

A. there is enthalpy drop both in fixed and moving blades
B. there is enthalpy drop only in fixed blades
C. there is enthalpy drop only in moving blades
D. none of the above

A. the pressure in the turbine rotor is approximately same as in con¬denser
B. the pressure in the turbine rotor is higher than pressure in the con¬denser
C. the pressure in the turbine rotor gradually decreases from inlet to exit from condenser
D. none from the above

A. is same
B. is different
C. increases from one side to the other side
D. decreases from one side to the other side

A. there is enthalpy drop in fixed and moving blades
B. there is enthalpy drop only in moving blades
C. there is enthalpy drop in nozzles
D. none of the above

A. increase in dryness fraction of exit steam
B. decrease in dryness fraction of exit steam
C. no change in the quality of exit steam
D. decrease or increase of dryness fraction of exit steam depending upon inlet quality

A. increase in exit velocity from the nozzle
B. decrease in exit velocity from the nozzle
C. no change in exit velocity from the nozzle
D. increase or decrease depending upon the exit quality of steam