{"id":7779,"date":"2024-04-15T02:50:20","date_gmt":"2024-04-15T02:50:20","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=7779"},"modified":"2024-04-15T02:50:20","modified_gmt":"2024-04-15T02:50:20","slug":"the-normal-values-of-over-flow-rates-for-sedimentation-tanks-using-coagulant-ranges-between-a-25000-to-35000-litres-sqm-day-b-40000-to-50000-litres-sqm-day-c-50000-to-60000-litres-sqm-day-d","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-normal-values-of-over-flow-rates-for-sedimentation-tanks-using-coagulant-ranges-between-a-25000-to-35000-litres-sqm-day-b-40000-to-50000-litres-sqm-day-c-50000-to-60000-litres-sqm-day-d\/","title":{"rendered":"The normal values of over flow rates for sedimentation tanks using coagulant, ranges between A. 25,000 to 35,000 litres\/sqm\/day B. 40,000 to 50,000 litres\/sqm\/day C. 50,000 to 60,000 litres\/sqm\/day D. 80,000 to 100,000 litres\/sqm\/day"},"content":{"rendered":"<p>\r\n    <!-- Check if it's an AMP page -->\r\n            <!-- Non-AMP version -->\r\n        <div class=\"mcq-container\" data-quiz-id=\"quizState_6a9a3ee00e4f4\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"true\">\r\n                    25,000 to 35,000 litres\/sqm\/day                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    40,000 to 50,000 litres\/sqm\/day                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    50,000 to 60,000 litres\/sqm\/day                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    80,000 to 100,000 litres\/sqm\/day                <\/div>\r\n                            \r\n            <!-- Feedback messages for non-AMP -->\r\n            <div class=\"feedback\" data-feedback=\"wrong\">Answer is Right!<\/div>\r\n            <div class=\"feedback\" data-feedback=\"right\">Answer is Wrong!<\/div>\r\n        <\/div>\r\n\r\n        <script>\r\n        document.addEventListener('DOMContentLoaded', function () {\r\n            var containers = document.querySelectorAll('.mcq-container');\r\n\r\n            containers.forEach(function(container) {\r\n                var options = container.querySelectorAll('.option');\r\n                var feedbackSelect = container.querySelector('[data-feedback=\"select\"]');\r\n                var feedbackWrong = container.querySelector('[data-feedback=\"wrong\"]');\r\n                var feedbackRight = container.querySelector('[data-feedback=\"right\"]');\r\n\r\n                options.forEach(function(option) {\r\n                    option.addEventListener('click', function() {\r\n                        var selectedOption = option.getAttribute('data-option-key');\r\n                        var isCorrect = option.getAttribute('data-is-correct') === 'true';\r\n\r\n                        \/\/ Remove previous selections\r\n                        options.forEach(function(opt) {\r\n                            opt.classList.remove('correct', 'incorrect');\r\n                        });\r\n\r\n                        \/\/ Add the correct\/incorrect class\r\n                        if (isCorrect) {\r\n                            option.classList.add('correct');\r\n                            feedbackRight.hidden = false;\r\n                            feedbackWrong.hidden = true;\r\n                        } else {\r\n                            option.classList.add('incorrect');\r\n                            feedbackRight.hidden = true;\r\n                            feedbackWrong.hidden = false;\r\n                        }\r\n\r\n                        \/\/ Hide select feedback\r\n                        feedbackSelect.hidden = true;\r\n                    });\r\n                });\r\n            });\r\n        });\r\n        <\/script>\r\n    \r\n    <!--more--><\/p>\n<p>The correct answer is: A. 25,000 to 35,000 litres\/sqm\/day.<\/p>\n<p>The overflow rate is the rate at which water flows over the weir of a sedimentation tank. It is an important parameter in the design of sedimentation tanks, as it affects the efficiency of the tank in removing suspended solids from the water.<\/p>\n<p>The overflow rate is typically expressed in litres per square metre per day (L\/m2\/day). The recommended overflow rate for sedimentation tanks using coagulant is 25,000 to 35,000 L\/m2\/day. This range of overflow rates will ensure that the tank is able to remove suspended solids effectively, while also minimizing the risk of floc breakthrough.<\/p>\n<p>Floc breakthrough is the phenomenon of floc particles passing through the weir of the sedimentation tank and into the effluent. This can occur if the overflow rate is too high, or if the floc particles are not formed properly. Floc breakthrough can lead to a decrease in the quality of the effluent, and can also increase the risk of clogging in downstream processes.<\/p>\n<p>Therefore, it is important to select an overflow rate <div class=\"youtube-subscribe-container\">\r\n     <div class=\"telegram-channel-container\">\r\n        <a href=\"https:\/\/t.me\/pscnotes2025\" target=\"_blank\" class=\"telegram-channel-button\">\r\n            <span class=\"telegram-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 496 512\">\r\n                    <path fill=\"white\" d=\"M248,8C111,8,0,119,0,256s111,248,248,248s248-111,248-248S385,8,248,8z M362,177L320,367c-3,14-10,18-20,14l-56-41l-27,26 c-3,3-5,5-10,5l4-63L323,196c5-5-1-7-8-3l-98,62l-42-13c-9-3-10-9,2-14l162-63C351,160,365,164,362,177z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Join Our Telegram Channel\r\n        <\/a>\r\n    <\/div>    <a href=\"https:\/\/www.youtube.com\/channel\/UCNHT8lW-JmLC68rjBfZhdkg?sub_confirmation=1\" target=\"_blank\" class=\"youtube-subscribe-button\">\r\n            <span class=\"youtube-icon\">\r\n                <svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 576 512\">\r\n                    <path d=\"M549.7 124.1c-6.3-23.7-24.8-42.3-48.3-48.6C458.8 64 288 64 288 64S117.2 64 74.6 75.5c-23.5 6.3-42 24.9-48.3 48.6-11.4 42.9-11.4 132.3-11.4 132.3s0 89.4 11.4 132.3c6.3 23.7 24.8 41.5 48.3 47.8C117.2 448 288 448 288 448s170.8 0 213.4-11.5c23.5-6.3 42-24.2 48.3-47.8 11.4-42.9 11.4-132.3 11.4-132.3s0-89.4-11.4-132.3zm-317.5 213.5V175.2l142.7 81.2-142.7 81.2z\"\/>\r\n                <\/svg>\r\n            <\/span>\r\n            Subscribe on YouTube\r\n        <\/a>\r\n    <\/div> that is within the recommended range. This will ensure that the sedimentation tank is able to remove suspended solids effectively, while also minimizing the risk of floc breakthrough.<\/p>\n<p>The other options are incorrect because they are outside of the recommended range for overflow rates for sedimentation tanks using coagulant.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Join Our Telegram Channel Subscribe on YouTube<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[650],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v22.2 (Yoast SEO v23.3) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>The normal values of over flow rates for sedimentation tanks using coagulant, ranges between A. 25,000 to 35,000 litres\/sqm\/day B. 40,000 to 50,000 litres\/sqm\/day C. 50,000 to 60,000 litres\/sqm\/day D. 80,000 to 100,000 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