{"id":7542,"date":"2024-04-15T02:46:36","date_gmt":"2024-04-15T02:46:36","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=7542"},"modified":"2024-04-15T02:46:36","modified_gmt":"2024-04-15T02:46:36","slug":"hydrodynamic-pressure-due-to-earthquake-acts-at-a-height-of-where-h-is-the-depth-of-water-a-frac3texth4pi-above-the-base-b-frac3texth4pi-below-the-wat","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/hydrodynamic-pressure-due-to-earthquake-acts-at-a-height-of-where-h-is-the-depth-of-water-a-frac3texth4pi-above-the-base-b-frac3texth4pi-below-the-wat\/","title":{"rendered":"Hydrodynamic pressure due to earthquake acts at a height of (where H is the depth of water) A. $$\\frac{{3{\\text{H}}}}{{4\\pi }}$$ above the base B. $$\\frac{{3{\\text{H}}}}{{4\\pi }}$$ below the water surface C. $$\\frac{{4{\\text{H}}}}{{3\\pi }}$$ above the base D. $$\\frac{{4{\\text{H}}}}{{3\\pi }}$$ below the water surface"},"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_6a98fa3f779f7\">\r\n                                            <div class=\"option\" data-option-key=\"option1\" data-is-correct=\"false\">\r\n                    $$\frac{{3{\text{H}}}}{{4pi }}$$ above the base                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option2\" data-is-correct=\"false\">\r\n                    $$\frac{{3{\text{H}}}}{{4pi }}$$ below the water surface                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option3\" data-is-correct=\"true\">\r\n                    $$\frac{{4{\text{H}}}}{{3pi }}$$ above the base                <\/div>\r\n                                            <div class=\"option\" data-option-key=\"option4\" data-is-correct=\"false\">\r\n                    $$\frac{{4{\text{H}}}}{{3pi }}$$ below the water surface                <\/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 $\\frac{{3{\\text{H}}}}{{4\\pi }}$ below the water surface.<\/p>\n<p>The hydrodynamic pressure due to an earthquake is caused by the sudden movement of the earth&#8217;s crust. This movement causes the water in the ocean to move, creating waves. The height of the waves depends on the magnitude of the earthquake and the distance from the epicenter.<\/p>\n<p>The hydrodynamic pressure is greatest at the surface of the water and decreases with depth. The pressure is also greatest at the epicenter of the earthquake and decreases with distance from the epicenter.<\/p>\n<p>The equation for the hydrodynamic pressure due to an earthquake is:<\/p>\n<p>$$P = \\frac{{3{\\text{H}}}}{{4\\pi }}g\\sin \\theta$$<\/p>\n<p>where:<\/p>\n<ul>\n<li>$P$ is the hydrodynamic pressure<\/li>\n<li>$H$ is the depth of water<\/li>\n<li>$g$ is the acceleration due to gravity<\/li>\n<li>$\\theta$ is the angle between the water surface and the direction of the earthquake<\/li>\n<\/ul>\n<p>The hydrodynamic pressure acts at <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> a height of $\\frac{{3{\\text{H}}}}{{4\\pi }}$ below the water surface. This is because the pressure is greatest at the surface of the water and decreases with depth.<\/p>\n<p>The other options are incorrect because they do not take into account the depth of water.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>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":[649],"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>Hydrodynamic pressure due to earthquake acts at a height of (where H is the depth of water) A. $$\\frac{{3{\\text{H}}}}{{4\\pi }}$$ above the base B. $$\\frac{{3{\\text{H}}}}{{4\\pi }}$$ below the water surface C. $$\\frac{{4{\\text{H}}}}{{3\\pi }}$$ above the base D. $$\\frac{{4{\\text{H}}}}{{3\\pi }}$$ below the water surface<\/title>\n<meta name=\"robots\" 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