GATE ES · 2021 · ES
Question 14: Municipal solid waste management
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Question 14
ESMCQ1 markNeeds review
In proximate analysis, when a 10 kg moisture-free solid sample is heated in a furnace at 950 °C in the absence of air, its mass is reduced by 6 kg. If the same 10 kg moisture-free solid sample is heated in the furnace at the same temperature in the presence of air, its mass is reduced by 7 kg. The percentage of fixed carbon in the sample is __________.
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2021ES
GATE ES 2021 · Paper 1
Environmental Science and Engineering · Original paper archive
- Section
- Environmental Science and Engineering
- Question type
- Multiple choice (MCQ)
- Marks
- 1 mark
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