Q76
In which of the following cases, consideration of creep is important
A.
Flywheel of steam engine
B.
Cast iron pipes
C.
Cycle chains
D.
Gas turbine blades
AnswerAnswer: Option D
Solution
Answer: Option D
Solution:
Gas turbine blade is made up of exotic materials superalloys to withstand in the difficult environment inside the gas turbine.As a consequence of operating the gas turbine at high temperature and high stresses, the turbine blades are subjected to certain deformation (creep).