{"id":2391,"date":"2024-03-05T15:31:53","date_gmt":"2024-03-05T15:31:53","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=2391"},"modified":"2024-03-05T15:31:53","modified_gmt":"2024-03-05T15:31:53","slug":"consider-the-following-statements-in-a-seismograph-p-waves-are-recorded-earlier-than-s-waves-in-p-waves-the-individual-particles-vibrate-to-and-fro-in-the-direction-of-wave-propagation-whereas-i","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-in-a-seismograph-p-waves-are-recorded-earlier-than-s-waves-in-p-waves-the-individual-particles-vibrate-to-and-fro-in-the-direction-of-wave-propagation-whereas-i\/","title":{"rendered":"Consider the following statements : In a seismograph, P waves are recorded earlier than S waves. In P waves, the individual particles vibrate to and fro in the direction of Wave propagation whereas. in S waves, the particles vibrate up and down at right angles to the direction of wave propagation. Which of the statements given above is\/are correct?"},"content":{"rendered":"<p>[amp_mcq option1=&#8221;only&#8221; option2=&#8221;2 only&#8221; option3=&#8221;Both 1 and 2&#8243; option4=&#8221;Neither 1 nor 2&#8243; correct=&#8221;option3&#8243;]<!--more--><\/p>\n<p>The correct answer is (c). Both statements 1 and 2 are correct.<\/p>\n<p>P waves are compressional waves, which means that the particles of the medium through which they travel vibrate in the direction of the wave&#8217;s propagation. S waves are shear waves, which means that the particles of the medium through which they travel vibrate perpendicular to the direction of the wave&#8217;s propagation.<\/p>\n<p>P waves are always recorded earlier than S waves on a seismograph because they travel faster. P waves travel at about 7 km\/s, while S waves travel at about 4 km\/s. This is because P waves are compressional waves, which means that they can travel through solids, liquids, and gases. S waves, on the other hand, are shear waves, which means that they can only travel through solids.<\/p>\n<p>Therefore, when an earthquake occurs, P waves will reach a seismograph first, followed by S waves.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>[amp_mcq option1=&#8221;only&#8221; option2=&#8221;2 only&#8221; option3=&#8221;Both 1 and 2&#8243; option4=&#8221;Neither 1 nor 2&#8243; 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":[378],"tags":[],"class_list":["post-2391","post","type-post","status-publish","format-standard","hentry","category-seismology","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>Consider the following statements : In a seismograph, P waves are recorded earlier than S waves. In P waves, the individual particles vibrate to and fro in the direction of Wave propagation whereas. in S waves, the particles vibrate up and down at right angles to the direction of wave propagation. Which of the statements given above is\/are correct?<\/title>\n<meta name=\"description\" content=\"P waves are compressional waves, which means that the particles of the medium through which they travel vibrate in the direction of the wave&#039;s propagation. S waves are shear waves, which means that the particles of the medium through which they travel vibrate perpendicular to the direction of the wave&#039;s propagation.\" \/>\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\/consider-the-following-statements-in-a-seismograph-p-waves-are-recorded-earlier-than-s-waves-in-p-waves-the-individual-particles-vibrate-to-and-fro-in-the-direction-of-wave-propagation-whereas-i\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Consider the following statements : In a seismograph, P waves are recorded earlier than S waves. In P waves, the individual particles vibrate to and fro in the direction of Wave propagation whereas. in S waves, the particles vibrate up and down at right angles to the direction of wave propagation. Which of the statements given above is\/are correct?\" \/>\n<meta property=\"og:description\" content=\"P waves are compressional waves, which means that the particles of the medium through which they travel vibrate in the direction of the wave&#039;s propagation. S waves are shear waves, which means that the particles of the medium through which they travel vibrate perpendicular to the direction of the wave&#039;s propagation.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-in-a-seismograph-p-waves-are-recorded-earlier-than-s-waves-in-p-waves-the-individual-particles-vibrate-to-and-fro-in-the-direction-of-wave-propagation-whereas-i\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-05T15:31:53+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 name=\"twitter:data1\" content=\"rawan239\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Consider the following statements : In a seismograph, P waves are recorded earlier than S waves. In P waves, the individual particles vibrate to and fro in the direction of Wave propagation whereas. in S waves, the particles vibrate up and down at right angles to the direction of wave propagation. Which of the statements given above is\/are correct?","description":"P waves are compressional waves, which means that the particles of the medium through which they travel vibrate in the direction of the wave's propagation. S waves are shear waves, which means that the particles of the medium through which they travel vibrate perpendicular to the direction of the wave's propagation.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-in-a-seismograph-p-waves-are-recorded-earlier-than-s-waves-in-p-waves-the-individual-particles-vibrate-to-and-fro-in-the-direction-of-wave-propagation-whereas-i\/","og_locale":"en_US","og_type":"article","og_title":"Consider the following statements : In a seismograph, P waves are recorded earlier than S waves. In P waves, the individual particles vibrate to and fro in the direction of Wave propagation whereas. in S waves, the particles vibrate up and down at right angles to the direction of wave propagation. Which of the statements given above is\/are correct?","og_description":"P waves are compressional waves, which means that the particles of the medium through which they travel vibrate in the direction of the wave's propagation. S waves are shear waves, which means that the particles of the medium through which they travel vibrate perpendicular to the direction of the wave's propagation.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-in-a-seismograph-p-waves-are-recorded-earlier-than-s-waves-in-p-waves-the-individual-particles-vibrate-to-and-fro-in-the-direction-of-wave-propagation-whereas-i\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2024-03-05T15:31:53+00:00","author":"rawan239","twitter_card":"summary_large_image","twitter_misc":{"Written by":"rawan239","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-in-a-seismograph-p-waves-are-recorded-earlier-than-s-waves-in-p-waves-the-individual-particles-vibrate-to-and-fro-in-the-direction-of-wave-propagation-whereas-i\/","url":"https:\/\/exam.pscnotes.com\/mcq\/consider-the-following-statements-in-a-seismograph-p-waves-are-recorded-earlier-than-s-waves-in-p-waves-the-individual-particles-vibrate-to-and-fro-in-the-direction-of-wave-propagation-whereas-i\/","name":"Consider the following statements : In a seismograph, P waves are recorded earlier than S waves. 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