{"id":7300,"date":"2024-04-15T02:42:41","date_gmt":"2024-04-15T02:42:41","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=7300"},"modified":"2024-04-15T02:42:41","modified_gmt":"2024-04-15T02:42:41","slug":"the-angle-of-contact-in-case-of-a-liquid-depends-upon-a-the-nature-of-the-liquid-and-the-solid-b-the-material-which-exists-above-the-free-surface-of-the-liquid-c-both-of-die-above-d-any-one-of-the","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/the-angle-of-contact-in-case-of-a-liquid-depends-upon-a-the-nature-of-the-liquid-and-the-solid-b-the-material-which-exists-above-the-free-surface-of-the-liquid-c-both-of-die-above-d-any-one-of-the\/","title":{"rendered":"The angle of contact in case of a liquid depends upon A. the nature of the liquid and the solid B. the material which exists above the free surface of the liquid C. both of die above D. any one of the above"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;the nature of the liquid and the solid&#8221; option2=&#8221;the material which exists above the free surface of the liquid&#8221; option3=&#8221;both of die above&#8221; option4=&#8221;any one of the above&#8221; correct=&#8221;option3&#8243;]<!--more--><\/p>\n<p>The correct answer is C. both of the above.<\/p>\n<p>The angle of contact is the angle between the tangent to the liquid surface and the solid surface at the point of contact. It depends on the following factors:<\/p>\n<ul>\n<li>The nature of the liquid and the solid. The surface tension of the liquid and the solid&#8217;s surface energy determine the angle of contact.<\/li>\n<li>The material which exists above the free surface of the liquid. If there is a gas above the liquid, the angle of contact will be different than if there is a solid above the liquid.<\/li>\n<\/ul>\n<p>The angle of contact is important in many applications, such as ink-jet printing, coating, and lubrication.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;the nature of the liquid and the solid&#8221; option2=&#8221;the material which exists above the free surface of the liquid&#8221; option3=&#8221;both of die above&#8221; option4=&#8221;any one of the above&#8221; correct=&#8221;option3&#8243;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[648],"tags":[],"class_list":["post-7300","post","type-post","status-publish","format-standard","hentry","category-hydraulics-and-fluid-mechanics","no-featured-image-padding"],"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 angle of contact in case of a liquid depends upon A. the nature of the liquid and the solid B. the material which exists above the free surface of the liquid C. both of die above D. any one of the above<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/exam.pscnotes.com\/mcq\/the-angle-of-contact-in-case-of-a-liquid-depends-upon-a-the-nature-of-the-liquid-and-the-solid-b-the-material-which-exists-above-the-free-surface-of-the-liquid-c-both-of-die-above-d-any-one-of-the\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The angle of contact in case of a liquid depends upon A. the nature of the liquid and the solid B. the material which exists above the free surface of the liquid C. both of die above D. any one of the above\" \/>\n<meta property=\"og:description\" content=\"[amp_mcq option1=&#8221;the nature of the liquid and the solid&#8221; option2=&#8221;the material which exists above the free surface of the liquid&#8221; option3=&#8221;both of die above&#8221; option4=&#8221;any one of the above&#8221; correct=&#8221;option3&#8243;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/the-angle-of-contact-in-case-of-a-liquid-depends-upon-a-the-nature-of-the-liquid-and-the-solid-b-the-material-which-exists-above-the-free-surface-of-the-liquid-c-both-of-die-above-d-any-one-of-the\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2024-04-15T02:42:41+00:00\" \/>\n<meta name=\"author\" content=\"rawan239\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta 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