Below Thermal Engineering quiz are Multiple Choice Questions (MCQs) type Quiz. These Thermal Engineering MCQ Questions helps you to refresh your Thermal Engineering, you can see the correct option by clicking on it. .
1. The velocity of steam leaving the nozzle (V) is given by (where K = Nozzle coefficient or nozzle efficiency, and hd = Enthalpy or heat drop during expansion of steam in a nozzle)
V = 44.72 hdkh_d\sqrt{k}hdk
V = 44.72 khdk\sqrt{h_d}khd
V = 44.72 khd\sqrt{kh_d}khd
V = 44.72 khdkh_dkhd
2. Objects with MORE MASS have______________
lower potential energy
lower number of atoms
higher thermal energy
higher temperature
3. Bottoming cycle cogeneration is characterized by
Heat first power later
Only Heat
Power First and Heat Later
Only Power
4. Which of the following statements is not correct
A topping cycle plant generates electricity or mechanical power first
A bottoming cycle plant generates heat first
Both a and b
A bottoming cycle plant generates electricity or mechanical power first
5. A waste heat recovery steam generator is used with
steam turbines
back pressure turbines
gas turbines
condensing turbines
6. What is a typical efficiency of a cogeneration system?
58%
85%
68%
95%
7. The heat recovery device in which high conductivity bricks are used for storing heat is
heat pipe
heat pump
thermo compressor
regenerator
8. Odometer is an instrument used for measurement of
power
Fuel consumption
Engine speed
distance
9. What is the pH value of water permissible for boiler?