DAPZOI
Home Ask MCQ Quiz Contact Us Login

Prateek Asked :

15-10-2021 Corrosion

Q. Which of the following is/are correct regarding creep?

A. It is the continuous plastic elongation of metal under constant load
B. It is the high-temperature mechanical effect of a metal
C. It is the continuous plastic elongation of metal under constant load at high temperature and it can be minimized by the fraction of grain boundaries
D. It can be minimized by reducing the fraction of grain boundaries


Submit Your Answer

* You must be logged in to add answer.



Dapzoi Verified
Commented on 2021-10-15 11:30:50 (IST)
Answer: C

Explanation: It is defined as the continuous plastic elongation of metal under constant load at high temperatures. Creep rate is then expressed as percent elongation in a given time. It can be minimized by reducing the fraction of grain boundaries.