Architecture and Planning
2021 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE AR 2021 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 52–54 of 65. Imported answers require review unless explicitly marked reviewed.
Question 42
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As per the Solid Waste Management Rules 2016, which among the following are ‘Duties of waste generators’?
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Choose the correct options with regard to activated sludge process.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 44
Open questionARNAT2 marksNeeds review
A rectangular hall having dimension of 8.0 m × 14.0 m × 4.0 m has total 4 windows (1.5 m × 1.0 m each) and 2 doors (1.0 m × 2.0 m each). The coefficients of absorption are given below. Considering all windows open and doors closed, the reverberation time in seconds is ______. [round off to 2 decimal places]
Description of item | Absorption coefficient |
|---|---|
Coefficient of absorption of wall, floor and ceiling | 0.2 |
Coefficient of absorption of door and window | 0.4 |
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