alleryA steel bar looks perfectly rigid. Can a large enough force still deform it?
AYes, it can
BNo, never
COnly if hot
DOnly if wet
Answer & Solution
Correct answer: A. Yes, it can
1. No solid is perfectly rigid.
2. A big enough force stretches, squeezes or bends it.
3. So yes, a steel bar can be deformed.
_Source: syllabus Physics Part II, Chapter 9, Mechanical Properties of Solids._
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