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Q41

FAILMCQpage 12holdREVIEW_MISSING_SOLUTIONP2UNREVIEWED

type=MCQ · page=12–13 · marks=1 · content_conf=0.7999999999999999 · math_conf=0.844

Source PDF12

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Source / evidence

file: source.pdf

pages: 12–13

Extracted41 / 65

A catalyst particle is modeled as a symmetrical double cone solid as shown in the figure. For each conical sub-part, the radius of the base is r and the height is h. The sphericity of the particle is given by

h r ( )1 / 3( )1 / 3 2r^2 h / 2r^2 h / 2

Options

A.
B.
$r(r^2 + h^2) r(r^2 + h^2) GATE 2025$
Chemical Engineering
$.$ $.$
C.
D.
$r(r^2 + h^2) r(r^2 + h^2) (2 Marks)$

Answer

Solution

(none)

Why review

Category: REVIEW_MISSING_SOLUTION · Priority: P2 · Disposition: extraction_defect

Extractor validation_status=low_confidence.

Suggested action: compare_pdf_and_extracted

Human review

state=UNREVIEWED · resolution=— · trust=UNRESOLVED · WAVE-12 priority=P2

Review actions

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

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Provenance status

Source PDF: source.pdf

Segment	Page	BBox	Asset	Equation	Link
stem	12	`—`	`—`none	`—`	`REVIEW`
option_B	12	`—`	`—`none	`—`	`REVIEW`
option_B	12	`—`	`—`none	`—`	`REVIEW`
option_B	12	`—`	`—`none	`—`	`REVIEW`
option_D	12	`—`	`—`none	`—`	`REVIEW`

Equations:none

Dimensions

structureREVIEW
question_textPASS
optionsFAIL
answerPASS
solutionREVIEW
mathPASS
cross_entityPASS

Issues

missing_solution
option_A_empty
option_C_empty
solution_absent