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Q10

REVIEWMCQpage 4holdREVIEW_MISSING_SOLUTIONP3UNREVIEWED
type=MCQ · page=4 · marks=2 · content_conf=0.7999999999999999 · math_conf=1

Source PDF4

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Source / evidence

file: source.pdf
pages: 4–4
assets/questions/Q010/option_A.svgassets/questions/Q010/option_B.svgassets/questions/Q010/option_C.svgassets/questions/Q010/option_D.svg

Extracted10 / 65

An object is said to have an 𝑛-fold rotational symmetry if the object, rotated by an angle of 2 n π, isidentical to the original. Which one of the following objects exhibits 4-fold rotational symmetry about an axis perpendicular to the plane of the screen? Note: The figures shown are representative.

Options

  1. A.
    assets/questions/Q010/option_A.svg
  2. B.
    assets/questions/Q010/option_B.svg
  3. C.
    assets/questions/Q010/option_C.svg
  4. D.
    (2 Marks)
    assets/questions/Q010/option_D.svg

Answer

B

Solution

(none)

Why review

Category: REVIEW_MISSING_SOLUTION · Priority: P3 · Disposition: source_limitation

No Sol. marker in the question block (source limitation).

Suggested action: hold_for_missing_source_solution

Human review

state=UNREVIEWED · resolution=— · trust=UNRESOLVED · WAVE-12 priority=P3
Review actions

Writes a viewer overlay only. Never converts verification REVIEW into automatic PASS.

No overlay recorded yet.

Dimensions

  • structureREVIEW
  • question_textPASS
  • optionsPASS
  • answerPASS
  • solutionREVIEW
  • mathPASS
  • cross_entityPASS

Issues

  • missing_solution
  • solution_absent