{"id":87585,"date":"2025-06-01T06:48:14","date_gmt":"2025-06-01T06:48:14","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=87585"},"modified":"2025-06-01T06:48:14","modified_gmt":"2025-06-01T06:48:14","slug":"which-one-of-the-following-statements-about-magnetic-field-lines-is-no","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-statements-about-magnetic-field-lines-is-no\/","title":{"rendered":"Which one of the following statements about magnetic field lines is NO"},"content":{"rendered":"

Which one of the following statements about magnetic field lines is NOT correct?<\/p>\n

[amp_mcq option1=”They can emanate from a point” option2=”They do not cross each other” option3=”Field lines between two poles cannot be precisely straight lines at the ends” option4=”There are no field lines within a bar magnet” correct=”option4″]<\/p>\n

\n
\n
This question was previously asked in<\/div>\n
UPSC NDA-1 – 2018<\/div>\n<\/div>\n
Download PDF<\/a>Attempt Online<\/a><\/div>\n<\/div>\n
\nMagnetic field lines form continuous closed loops. Outside a magnet, they are depicted as originating from the North pole and terminating at the South pole. Inside the magnet, the field lines continue from the South pole to the North pole, completing the loop. Therefore, there *are* magnetic field lines within a bar magnet.
\n<\/section>\n
\nMagnetic field lines are continuous and form closed loops, unlike electric field lines which start on positive charges and end on negative charges. This reflects the absence of magnetic monopoles.
\n<\/section>\n
\nStatement A is broadly correct in that lines emanate from the pole regions (which are not mathematical points but areas) of a magnet. Statement B is a fundamental property: field lines never cross each other, as this would imply two different directions for the magnetic field at a single point, which is impossible. Statement C is correct: field lines are generally curved, especially near the poles and in the region between them, only becoming approximately straight far from the magnet or in very specific configurations.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

Which one of the following statements about magnetic field lines is NOT correct? [amp_mcq option1=”They can emanate from a point” option2=”They do not cross each other” option3=”Field lines between two poles cannot be precisely straight lines at the ends” option4=”There are no field lines within a bar magnet” correct=”option4″] This question was previously asked in … <\/p>\n

Detailed SolutionWhich one of the following statements about magnetic field lines is NO<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1093],"tags":[1114,1201,1128],"class_list":["post-87585","post","type-post","status-publish","format-standard","hentry","category-upsc-nda-1","tag-1114","tag-electric-current","tag-physics","no-featured-image-padding"],"yoast_head":"\nWhich one of the following statements about magnetic field lines is NO<\/title>\n<meta name=\"description\" content=\"Magnetic field lines form continuous closed loops. Outside a magnet, they are depicted as originating from the North pole and terminating at the South pole. Inside the magnet, the field lines continue from the South pole to the North pole, completing the loop. Therefore, there *are* magnetic field lines within a bar magnet. Magnetic field lines are continuous and form closed loops, unlike electric field lines which start on positive charges and end on negative charges. This reflects the absence of magnetic monopoles.\" \/>\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\/which-one-of-the-following-statements-about-magnetic-field-lines-is-no\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Which one of the following statements about magnetic field lines is NO\" \/>\n<meta property=\"og:description\" content=\"Magnetic field lines form continuous closed loops. Outside a magnet, they are depicted as originating from the North pole and terminating at the South pole. Inside the magnet, the field lines continue from the South pole to the North pole, completing the loop. Therefore, there *are* magnetic field lines within a bar magnet. Magnetic field lines are continuous and form closed loops, unlike electric field lines which start on positive charges and end on negative charges. This reflects the absence of magnetic monopoles.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-statements-about-magnetic-field-lines-is-no\/\" \/>\n<meta property=\"og:site_name\" content=\"MCQ and Quiz for Exams\" \/>\n<meta property=\"article:published_time\" content=\"2025-06-01T06:48:14+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":"Which one of the following statements about magnetic field lines is NO","description":"Magnetic field lines form continuous closed loops. 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This reflects the absence of magnetic monopoles.","og_url":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-statements-about-magnetic-field-lines-is-no\/","og_site_name":"MCQ and Quiz for Exams","article_published_time":"2025-06-01T06:48:14+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\/which-one-of-the-following-statements-about-magnetic-field-lines-is-no\/","url":"https:\/\/exam.pscnotes.com\/mcq\/which-one-of-the-following-statements-about-magnetic-field-lines-is-no\/","name":"Which one of the following statements about magnetic field lines is NO","isPartOf":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#website"},"datePublished":"2025-06-01T06:48:14+00:00","dateModified":"2025-06-01T06:48:14+00:00","author":{"@id":"https:\/\/exam.pscnotes.com\/mcq\/#\/schema\/person\/5807dafeb27d2ec82344d6cbd6c3d209"},"description":"Magnetic field lines form continuous closed loops. Outside a magnet, they are depicted as originating from the North pole and terminating at the South pole. Inside the magnet, the field lines continue from the South pole to the North pole, completing the loop. Therefore, there *are* magnetic field lines within a bar magnet. Magnetic field lines are continuous and form closed loops, unlike electric field lines which start on positive charges and end on negative charges. 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