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solid waste

GATE Civil Engineering · Environmental Engineering - Solid Waste Management · 2021-2025

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2025 Q27

Identify the treatment technology/technologies NOT recommended for highly biodegradable organic solid wastes.

mediumanswer key
2025 PYQ

Identify the treatment technology/technologies NOT recommended for highly biodegradable organic solid wastes.

easyanswer keybasic explanation
2025 PYQ

Organic fraction of municipal solid waste (OFMSW) with bulk density of $315 \mathrm{~kg} / \mathrm{m}^3$ and water content of $30 \%$ is mixed with municipal sludge of bulk density...

mediumanswer keybasic explanation
2024 PYQ

An organic waste is represented as C 240 O 200 H 180 N 5 S 5 . (Atomic weights: S-32, H-1, C-12, O-16, N-14). Assume complete conversion of S to SO 2 while burning. SO 2 generated...

medium
2023 Q62

The composition and energy content of a representative solid waste sample are given in the table. If the moisture content of the waste is 26%, the energy content of the solid waste...

mediumanswer key
2023 PYQ

The composition and energy content of a representative solid waste sample are given in the table. If the moisture content of the waste is 26%, the energy content of the solid waste...

mediumbasic explanation
2022 Q26

In a solid waste handling facility, the moisture contents (MC) of food waste, paper waste, and glass waste were found to be MCf, MCp, and MCg, respectively. Similarly, the energy c...

medium
2022 Q27

To design an optimum municipal solid waste collection route, which of the following is/are NOT desired:

mediumanswer key
2022 PYQ

In a city, the chemical formula of biodegradable fraction of municipal solid waste (MSW) is C 100 H 250 O 80 N. The waste has to be treated by forced-aeration composting process fo...

hardanswer keybasic explanation
2022 PYQ

In a solid waste handling facility, the moisture contents (MC) of food waste, paper waste, and glass waste were found to be MCf, MCp, and MCg, respectively. Similarly, the energy c...

easyanswer keybasic explanation
2021 Q14

Determine the correctness or otherwise of the following Assertion [a] and the Reason [r]. Assertion [a]: One of the best ways to reduce the amount of solid wastes is to reduce the...

mediumanswer key