{"id":29065,"date":"2019-05-16T15:27:47","date_gmt":"2019-05-16T09:57:47","guid":{"rendered":"https:\/\/cracku.in\/blog\/?p=29065"},"modified":"2019-05-16T15:45:36","modified_gmt":"2019-05-16T10:15:36","slug":"rrb-je-important-physics-questions","status":"publish","type":"post","link":"https:\/\/cracku.in\/blog\/rrb-je-important-physics-questions\/","title":{"rendered":"RRB JE IMPORTANT PHYSICS QUESTIONS 2019"},"content":{"rendered":"<h1>RRB JE IMPORTANT PHYSICS QUESTIONS<\/h1>\n<p>Download RRB JE important questions for practice. These questions are based on previous papers to familiarize the student with the type of questions asked in the actual exam. Feel free to attempt previous year RRB JE papers for free on our website.<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/downloads\/4501\" target=\"_blank\" class=\"btn btn-danger  download\">Download RRB JE IMPORTANT PHYSICS QUESTIONS<\/a><\/p>\n<h2>Read this Post in <a style=\"color: blue;\" href=\"https:\/\/cracku.in\/blog\/te\/rrb-je-important-physics-questions-in-telugu\/\">Telugu<\/a><\/h2>\n<p><iframe loading=\"lazy\" width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/l0sGRX1yzx4\" frameborder=\"0\" allow=\"accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><br \/>\n<b>Question 1:\u00a0<\/b>A transformer can do all of the following except<\/p>\n<p>a)\u00a0step-up a\/c voltage<\/p>\n<p>b)\u00a0step-up a\/c current<\/p>\n<p>c)\u00a0step-up a\/c power<\/p>\n<p>d)\u00a0step-down a\/c voltage<\/p>\n<p><b>Question 2:\u00a0<\/b>What is the unit of the physical quantity &#8220;Magnetic field strength&#8221;?<\/p>\n<p>a)\u00a0joule per meter<\/p>\n<p>b)\u00a0newton per meter<\/p>\n<p>c)\u00a0kelvin per meter<\/p>\n<p>d)\u00a0ampere per meter<\/p>\n<p><b>Question 3:\u00a0<\/b><br \/>\nNuclear reactors used to produce electricity are based on<\/p>\n<p>a)\u00a0Nuclear fusion<\/p>\n<p>b)\u00a0Nuclear fission<\/p>\n<p>c)\u00a0Cold fusion<\/p>\n<p>d)\u00a0Superconductivity<\/p>\n<p><b>Question 4:\u00a0<\/b>Which of the following processes is generally used for mass production of connecting rod in Automobile Engines ?<\/p>\n<p>a)\u00a0Sand Casting<\/p>\n<p>b)\u00a0Cold I leading<\/p>\n<p>c)\u00a0Forging<\/p>\n<p>d)\u00a0Spinning<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/www.youtube.com\/channel\/UCMDJPaiDdRPv2mrEJoLfklA?sub_confirmation=1\" target=\"_blank\" class=\"btn btn-info \">FREE RRB JE YOUTUBE VIDEOS<\/a><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/blog\/general-knowledge-questions-and-answers-for-competitive-exams-pdf\/\" target=\"_blank\" class=\"btn btn-alone \">18000+ Questions &#8211; Free SSC Study Material<\/a><\/p>\n<!-- Error, Advert is not available at this time due to schedule\/geolocation restrictions! -->\n<p><b>Question 5:\u00a0<\/b>The acceleration due to gravity of a planet at its geometrical centre is<\/p>\n<p>a)\u00a0Infinity<\/p>\n<p>b)\u00a0Zero<\/p>\n<p>c)\u00a09.8 $ms^{-2}$<\/p>\n<p>d)\u00a0980 $ms^{-2}$<\/p>\n<p><b>Question 6:\u00a0<\/b>Rate of heat conduction in solids does not depend on<\/p>\n<p>a)\u00a0Density of the material<\/p>\n<p>b)\u00a0Dimensions of the material<\/p>\n<p>c)\u00a0Friction<\/p>\n<p>d)\u00a0Electronic configuration<\/p>\n<p><b>Question 7:\u00a0<\/b>Astronauts in space communicate with each other by radio links because &#8230;&#8230;&#8230;<\/p>\n<p>a)\u00a0sound waves can&#8217;t travel in space<\/p>\n<p>b)\u00a0sound waves have low frequency<\/p>\n<p>c)\u00a0sound waves travel slowly in space<\/p>\n<p>d)\u00a0sound waves travel quickly in space<\/p>\n<p><b>Question 8:\u00a0<\/b>Sound cannot travel through &#8230;&#8230;&#8230;&#8230;<\/p>\n<p>a)\u00a0fire<\/p>\n<p>b)\u00a0soil<\/p>\n<p>c)\u00a0water<\/p>\n<p>d)\u00a0vacuum<\/p>\n<p><b>Question 9:\u00a0<\/b>Which of the following energy varies with the height of an object?<\/p>\n<p>a)\u00a0Nuclear energy<\/p>\n<p>b)\u00a0Kinetic energy<\/p>\n<p>c)\u00a0Chemical energy<\/p>\n<p>d)\u00a0Potential energy<\/p>\n<p><b>Question 10:\u00a0<\/b>The phenomenon of increase in amplitude when the driving force is close to the natural frequency of the oscillator is called<\/p>\n<p>a)\u00a0Driven oscillat ions<\/p>\n<p>b)\u00a0Free oscillations<\/p>\n<p>c)\u00a0Resonance<\/p>\n<p>d)\u00a0Driving frequency<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/rrb-je-mock-test\" target=\"_blank\" class=\"btn btn-info orange\">RRB JE Free Mock Test<\/a><\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/rrb-je-mock-test\" target=\"_blank\" class=\"btn btn-primary pink\">RRB JE Free Mock Test (latest pattern)<\/a><\/p>\n<!-- Error, Advert is not available at this time due to schedule\/geolocation restrictions! -->\n<p><b>Question 11:\u00a0<\/b>For an atomic orbital, the quantum number \u2018X\u2019 represents its shape and the quantum number &#8216;Y&#8217; represents its orientation. X,Y are respectively<\/p>\n<p>a)\u00a0Azimuthal, Magnetic<\/p>\n<p>b)\u00a0principal, Azimuthal<\/p>\n<p>c)\u00a0Magnetic, Azimuthal<\/p>\n<p>d)\u00a0Magnetic, Principal<\/p>\n<p><b>Question 12:\u00a0<\/b>The instrument used to study the laws of vibrating string is _____.<\/p>\n<p>a)\u00a0Hydrometer<\/p>\n<p>b)\u00a0Sonometer<\/p>\n<p>c)\u00a0Sphygmomanometer<\/p>\n<p>d)\u00a0Electrometer<\/p>\n<p><b>Question 13:\u00a0<\/b>Brain receives and sends signals in the form of __________________________.<\/p>\n<p>a)\u00a0Chemical impulses<\/p>\n<p>b)\u00a0Magnetic impulses<\/p>\n<p>c)\u00a0Mechanical impulses<\/p>\n<p>d)\u00a0Electrical impulses<\/p>\n<p><b>Question 14:\u00a0<\/b>In a sound wave compressions are regions where density _________________________<\/p>\n<p>a)\u00a0as well as pressure is high.<\/p>\n<p>b)\u00a0as well as pressure is low.<\/p>\n<p>c)\u00a0is high and pressure is low<\/p>\n<p>d)\u00a0is low and pressure is high<\/p>\n<p><b>Question 15:\u00a0<\/b>If the acceleration due to gravity on the surface of earth is g, then the acceleration due to gravity on the surface of a planet whose mass is same as that of earth and radius is half as that of earth is _________________.<\/p>\n<p>a)\u00a0$2g$<\/p>\n<p>b)\u00a0$\\frac{g}{4}$<\/p>\n<p>c)\u00a0$\\frac{g}{2}$<\/p>\n<p>d)\u00a0$4g$<\/p>\n<p><b>Question 16:\u00a0<\/b>____________ is defined as the rate of transfer of energy.<\/p>\n<p>a)\u00a0Energy<\/p>\n<p>b)\u00a0Power<\/p>\n<p>c)\u00a0Force<\/p>\n<p>d)\u00a0momentum<\/p>\n<p><b>Question 17:\u00a0<\/b>What is the main cause of temperature rise in the interior of the Earth?<\/p>\n<p>a)\u00a0Pressure<\/p>\n<p>b)\u00a0Breakdown of radioactive substances<\/p>\n<p>c)\u00a0The pressure and breakdown of radioactive substances<\/p>\n<p>d)\u00a0No option is correct.<\/p>\n<p><b>Question 18:\u00a0<\/b>Calculate the time period (in seconds) of a sound wave of wavelength 2m travelling with a speed of 250 m\/s.<\/p>\n<p>a)\u00a0500<\/p>\n<p>b)\u00a00.008<\/p>\n<p>c)\u00a00.016<\/p>\n<p>d)\u00a0250<\/p>\n<p><b>Question 19:\u00a0<\/b>In which motion of a body its velocity varies with time?<\/p>\n<p>a)\u00a0uniform<\/p>\n<p>b)\u00a0linear<\/p>\n<p>c)\u00a0equilibrium<\/p>\n<p>d)\u00a0non-uniform<\/p>\n<p><b>Question 20:\u00a0<\/b>The best conductor of electricity among the following is<\/p>\n<p>a)\u00a0copper<\/p>\n<p>b)\u00a0iron<\/p>\n<p>c)\u00a0aluminum<\/p>\n<p>d)\u00a0silver<\/p>\n<p class=\"text-center\"><a href=\"https:\/\/cracku.in\/blog\/general-science-questions-answers-competitive-exams-pdf-mcq-quiz\/\" target=\"_blank\" class=\"btn btn-danger \">General Science Notes for RRB Exams (PDF)<\/a><\/p>\n<!-- Error, Advert is not available at this time due to schedule\/geolocation restrictions! -->\n<p><span style=\"text-decoration: underline;\"><strong>Answers &amp; Solutions:<\/strong><\/span><\/p>\n<p><strong>1)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>2)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>3)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>4)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>5)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>6)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>7)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>8)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>9)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>10)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>11)\u00a0Answer\u00a0(A)<\/strong><\/p>\n<p><strong>12)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>13)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p>Brain receives and sends signals in the form of\u00a0<strong>Electrical impulses.<\/strong><\/p>\n<p>=&gt; Ans &#8211; (D)<\/p>\n<p><strong>14)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>15)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>16)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>17)\u00a0Answer\u00a0(C)<\/strong><\/p>\n<p><strong>18)\u00a0Answer\u00a0(B)<\/strong><\/p>\n<p><strong>19)\u00a0Answer\u00a0(D)<\/strong><\/p>\n<p><strong>20)\u00a0Answer\u00a0(D)<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>RRB JE IMPORTANT PHYSICS QUESTIONS Download RRB JE important questions for practice. These questions are based on previous papers to familiarize the student with the type of questions asked in the actual exam. Feel free to attempt previous year RRB JE papers for free on our website. Read this Post in Telugu Question 1:\u00a0A transformer [&hellip;]<\/p>\n","protected":false},"author":30,"featured_media":25604,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_mi_skip_tracking":false,"footnotes":""},"categories":[31,1701,1679,1897,1605,1603,1601,1673],"tags":[510,511,489,492,1635],"class_list":{"0":"post-29065","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-railways","8":"category-rpf-si-and-constable","9":"category-rrb-group-d","10":"category-rrb-group-d-2","11":"category-rrb-je","12":"category-rrb-ntpc","13":"category-rrb-ntpc-je","14":"category-rrb-para-medical-categories","15":"tag-general-science","16":"tag-physics","17":"tag-railway-exam","18":"tag-rrb-group-d","19":"tag-rrb-je"},"better_featured_image":{"id":25604,"alt_text":"RRB JE Physics Questions PDF","caption":"RRB JE Physics Questions 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These questions are based on previous papers to familiarize the student with the type of questions asked in the actual exam. Feel free to attempt previous year RRB JE papers for free on our website. Read this Post in Telugu Question 1:\u00a0A transformer [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/cracku.in\/blog\/rrb-je-important-physics-questions\/\" \/>\n<meta property=\"og:site_name\" content=\"Cracku\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/crackuexam\/\" \/>\n<meta property=\"article:published_time\" content=\"2019-05-16T09:57:47+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2019-05-16T10:15:36+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/03\/fig-01-03-2019_05-11-20.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1500\" \/>\n\t<meta property=\"og:image:height\" content=\"787\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:creator\" content=\"@crackuexam\" \/>\n<meta name=\"twitter:site\" content=\"@crackuexam\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/cracku.in\/blog\/#organization\",\"name\":\"Cracku\",\"url\":\"https:\/\/cracku.in\/blog\/\",\"sameAs\":[\"https:\/\/www.facebook.com\/crackuexam\/\",\"https:\/\/www.youtube.com\/channel\/UCjrG4n3cS6y45BfCJjp3boQ\",\"https:\/\/twitter.com\/crackuexam\"],\"logo\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/cracku.in\/blog\/#logo\",\"inLanguage\":\"en-US\",\"url\":\"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2016\/09\/logo-blog-2.png\",\"width\":544,\"height\":180,\"caption\":\"Cracku\"},\"image\":{\"@id\":\"https:\/\/cracku.in\/blog\/#logo\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/cracku.in\/blog\/#website\",\"url\":\"https:\/\/cracku.in\/blog\/\",\"name\":\"Cracku\",\"description\":\"A smarter way to prepare for CAT, XAT, TISSNET, CMAT and other MBA Exams.\",\"publisher\":{\"@id\":\"https:\/\/cracku.in\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/cracku.in\/blog\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/cracku.in\/blog\/rrb-je-important-physics-questions\/#primaryimage\",\"inLanguage\":\"en-US\",\"url\":\"https:\/\/cracku.in\/blog\/wp-content\/uploads\/2019\/03\/fig-01-03-2019_05-11-20.jpg\",\"width\":1500,\"height\":787,\"caption\":\"RRB JE Physics Questions PDF\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/cracku.in\/blog\/rrb-je-important-physics-questions\/#webpage\",\"url\":\"https:\/\/cracku.in\/blog\/rrb-je-important-physics-questions\/\",\"name\":\"RRB JE IMPORTANT PHYSICS QUESTIONS 2019 - 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