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Q: A circular slab subjected to external loading, deflects to form–
  • A. semi-hemisphere
  • B. ellipsold
  • C. parabolloid
  • D. None of these
Correct Answer: Option C - When the circular slab is subjected to the external loading, it deflects in the form of parabolloid.
C. When the circular slab is subjected to the external loading, it deflects in the form of parabolloid.

Explanations:

When the circular slab is subjected to the external loading, it deflects in the form of parabolloid.