{"id":7051,"date":"2024-04-15T02:38:21","date_gmt":"2024-04-15T02:38:21","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=7051"},"modified":"2024-04-15T02:38:21","modified_gmt":"2024-04-15T02:38:21","slug":"select-the-correct-relationship-between-porosity-n-specific-yield-y-and-specific-retention-r-a-n-y-r-b-y-n-r-c-r-n-y-d-r-n-y","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/select-the-correct-relationship-between-porosity-n-specific-yield-y-and-specific-retention-r-a-n-y-r-b-y-n-r-c-r-n-y-d-r-n-y\/","title":{"rendered":"Select the correct relationship between porosity (N), specific yield (y) and specific retention (R) A. N = y + R B. y = N + R C. R = N + y D. R > (N + y)"},"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_6a9b31a9e9966\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    &#8221;N                <\/div>\r\n                                                                                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    &#8221;y                <\/div>\r\n                                                                                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"false\">\r\n                    &#8221;R                <\/div>\r\n                                                                                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    &#8221;R                <\/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. N = y + R.<\/p>\n<p>Porosity (N) is the ratio of the volume of voids to the total volume of a rock or soil. Specific yield (y) is the volume of water that a unit volume of saturated rock or soil will yield by gravity. Specific retention (R) is the volume of water that a unit volume of saturated rock or soil will retain against gravity.<\/p>\n<p>The relationship between porosity, specific yield, and specific retention can be expressed as follows:<\/p>\n<p>N = y + R<\/p>\n<p>This equation states that the total volume of voids in a rock or soil (porosity) is equal to the volume of water that the rock or soil will yield by gravity (specific yield) plus the volume of water that the rock or soil will retain against gravity (specific retention).<\/p>\n<p>Option B is incorrect because it states that specific yield (y) is equal to the sum of porosity (N) and specific retention (R). However, specific yield is only equal to the volume of water that a unit volume of saturated rock or soil will yield by gravity, not the total volume of voids in the rock <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> or soil.<\/p>\n<p>Option C is <div class=\"youtube-subscribe-container\">\r\n        <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> incorrect because it states that specific retention (R) is equal to the sum of porosity (N) and specific yield (y). However, specific retention is only equal to the volume of water that a unit volume of saturated rock or soil will retain against gravity, not the total volume of voids in the rock or soil.<\/p>\n<p>Option D is incorrect because it states that specific retention (R) is greater than the sum of porosity (N) and specific yield (y). However, specific retention is only equal to the volume of water that a unit volume of saturated rock or soil will retain against gravity, which is always less than or equal to the total volume of voids in the rock or soil.<\/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":[647],"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>Select the correct relationship between porosity (N), specific yield (y) and specific retention (R) A. N = y + R B. y = N + R C. R = N + y D. 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