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In Physics / High School | 2025-07-08

Which Semiconductor material is made from coal ash?
(a) Germanium
(b) Silicon
(c) Tin.
(d) Carbon

Asked by akosuanyantaboateng

Answer (2)

The semiconductor material made from coal ash is Carbon. Among the options, Carbon can be derived from coal ash, while the others cannot. Hence, the correct answer is (d) Carbon. ;

Answered by GinnyAnswer | 2025-07-08

The semiconductor material made from coal ash is Carbon. Other options like Germanium, Silicon, and Tin do not come from coal ash. Therefore, the correct answer is (d) Carbon.
;

Answered by Anonymous | 2025-08-13

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