Top 350+ Solved Power Plant Engineering (PPE) MCQ Questions Answer
Q. Which statement about surge tank is wrong?
a. ideal location of surge tank is at the turbine inlet
b. a decrease in load demands cause a rise in water level in surge tank
c. surge tanks are totally closed to avoid entry of unwanted objects to penstock
d. surge tanks are installed to reduce harm effects of water hammer phenomenon
Q. Trash racks are located
a. near tailrace
b. at the entrance of turbine
c. inside penstock
d. intake
Q. What is the function of booms?
a. it supports the dam
b. it supports the penstock
c. it divert the icebergs from flowing into the penstock
d. to hold the turbine structure
Q. How much is the average temperature at depth of 10 km of earth surface?
a. 200oc
b. 900oc
c. 650oc
d. 20oc
Q. What does EGS stand for in geothermal energy?
a. engraved geothermal systems
b. enhanced geothermal system
c. exhaust gas system
d. engineered geo physical system
Q. Who invented first geothermal plant?
a. michael faraday
b. piero ginori conti
c. enrico fermi
d. guglielmo marconi
Q. A geothermal solution containing appreciable amounts of sodium chloride or other salts is called as
a. fluids
b. brine
c. solvent
d. magma
Q. The hole on earth’s surface from where the steam from the earth comes out is called as
a. gash
b. mud pot
c. void
d. fumarole
Q. A spring that shoots jets of hot water and steam into the air is called as
a. mine hole
b. geyser
c. hot spring
d. mud pot
Q. The area under the load curve represents
a. the average load on power system
b. maximum demand
c. number of units generated
d. load factor
Q. Which of the following is equal to the maximum demand?
a. the ratio of area under curve to the total area of rectangle
b. the ratio of area under curve and number of hours
c. the peak of the load curve
d. the area under the curve