Download RRB NTPC Physics Questions and Answers PDF. Top 40 RRB NTPC Physics questions based on asked questions in previous exam papers very important for the Railway NTPC exam.<\/p>\n
Download RRB NTPC Physics uestions PDF<\/a><\/p>\n 20 RRB NTPC Mocks – Just Rs. 149<\/a><\/p>\n RRB NTPC Previous Papers [Download PDF]<\/a><\/p>\n Question 1:\u00a0<\/b>What is the Absolute zero,temperature at which a thermodynamic system has the lowest energy, on the Celsius temperature scale ?<\/p>\n a)\u00a0\u2212273.15 \u00b0C<\/p>\n b)\u00a0\u2212200.15 \u00b0C<\/p>\n c)\u00a0\u2212220.15 \u00b0C<\/p>\n d)\u00a0\u2212173.15 \u00b0C<\/p>\n Question 2:\u00a0<\/b>What is the period of revolution of satellite revolving near the surface of the earth?<\/p>\n a)\u00a01hr 24min<\/p>\n b)\u00a01hr<\/p>\n c)\u00a02 hr 24min<\/p>\n d)\u00a03 hr 24min<\/p>\n Question 3:\u00a0<\/b>What is the power of concave lens?<\/p>\n a)\u00a0Positive(+ve)<\/p>\n b)\u00a0Negative(-ve)<\/p>\n c)\u00a0Zero<\/p>\n d)\u00a0None of these<\/p>\n FREE RRB NTPC YOUTUBE VIDEOS<\/a><\/p>\n RRB NTPC Free Mock Test<\/a><\/p>\n Question 4:\u00a0<\/b>When was Mahatma Gandhi assassinated?<\/p>\n Question 5:\u00a0<\/b>When a particle executing simple harmonic motion is at the extreme end then the velocity of particle is ____?<\/p>\n a)\u00a0Zero<\/p>\n b)\u00a0Maximum<\/p>\n c)\u00a0Minimum<\/p>\n d)\u00a0Infinite<\/p>\n Question 6:\u00a0<\/b>What are the examples of Newton\u2019s third law?<\/p>\n a)\u00a0Recoil of gun<\/p>\n b)\u00a0Swimming<\/p>\n c)\u00a0Motion of rocket<\/p>\n d)\u00a0All of the above<\/p>\n RRB NTPC Previous Papers Download PDF<\/a><\/p>\n RRB JE PREVIOUS PAPERS DOWNLOAD<\/a><\/p>\n Question 7:\u00a0<\/b>The voltage of the current generated in the power station is _____?<\/p>\n a)\u00a0> 22KV A.C.<\/p>\n b)\u00a0< 22KV A.C.<\/p>\n c)\u00a0> 22KV D.C.<\/p>\n d)\u00a0< 22KV D.C.<\/p>\n Question 8:\u00a0<\/b>Which of the following is true regarding Leclanche cell?<\/p>\n a)\u00a0The emf is 1.5 volt<\/p>\n b)\u00a0Carbon rod acts as anode<\/p>\n c)\u00a0Zinc rod acts as cathode<\/p>\n d)\u00a0All of the above<\/p>\n Question 9:\u00a0<\/b>Which waves require a medium to propagate?<\/p>\n a)\u00a0Electromagnetic Waves<\/p>\n b)\u00a0Mechanical Waves<\/p>\n c)\u00a0Neutral Waves<\/p>\n d)\u00a0Medium Waves<\/p>\n Question 10:\u00a0<\/b>Which among the following are Scalar quantities?<\/p>\n a)\u00a0Mass<\/p>\n b)\u00a0Volume<\/p>\n c)\u00a0Speed<\/p>\n d)\u00a0All of the above<\/p>\n\n Question 11:\u00a0<\/b>Device used to measure the purity of milk is?<\/p>\n a)\u00a0Karatmeter<\/p>\n b)\u00a0TDS meter<\/p>\n c)\u00a0Hydrometer<\/p>\n d)\u00a0Lactometer<\/p>\n 18000+ Questions – Free SSC Study Material<\/a><\/p>\n Question 12:\u00a0<\/b>Which among the following is a property of a Magnet?<\/p>\n a)\u00a0A Magnet attracts magnetic material towards itself<\/p>\n b)\u00a0A magnet with a single pole does not exist<\/p>\n c)\u00a0Unlike Poles attract each other<\/p>\n d)\u00a0All of the above<\/p>\n Question 13:\u00a0<\/b>What is the SI unit of Atmospheric Pressure?<\/p>\n a)\u00a0Lumen<\/p>\n b)\u00a0Gauss<\/p>\n c)\u00a0Volt<\/p>\n d)\u00a0Bar<\/p>\n Question 14:\u00a0<\/b>Which of the following colour deviates the least when passing through a Prism?<\/p>\n a)\u00a0Violet<\/p>\n b)\u00a0Green<\/p>\n c)\u00a0Yellow<\/p>\n d)\u00a0Red<\/p>\n Question 15:\u00a0<\/b>Acceleration due to gravity is minimum at ______?<\/p>\n a)\u00a0Poles<\/p>\n b)\u00a0Equator<\/p>\n c)\u00a0Tropic Of Cancer<\/p>\n d)\u00a0Tropic Of Capricorn<\/p>\n RRB NTPC Free Mock Test<\/a><\/p>\n RRB JE Free Mock Test<\/a><\/p>\n Question 16:\u00a0<\/b>The atoms of the elements having same difference between mass number and atomic number are called ______.<\/p>\n a)\u00a0Isobar<\/p>\n b)\u00a0Isotopes<\/p>\n c)\u00a0Isotones<\/p>\n d)\u00a0No option is correct.<\/p>\n Question 17:\u00a0<\/b>A body is initially moving with a velocity of 10 m\/s. It undergoes an acceleration of 2 m\/s2 for 5 seconds. Find the displacement (in m) of this body in these 5 seconds.<\/p>\n a)\u00a025<\/p>\n b)\u00a037.5<\/p>\n c)\u00a050<\/p>\n d)\u00a075<\/p>\n Question 18:\u00a0<\/b>Ionic compounds ______. a)\u00a0Only I and II<\/p>\n b)\u00a0Only I and III<\/p>\n c)\u00a0Only II and III<\/p>\n d)\u00a0All I, II and III<\/p>\n Daily Free RRB Online Tests for RRB Exams<\/a><\/p>\n Question 19:\u00a0<\/b>A body is initially moving with a velocity of 15 m\/s. It undergoes an acceleration of 4 $\\frac{m}{s}^2$ for 6 seconds. Find the displacement (in m) of this body in these 6 seconds.<\/p>\n a)\u00a018<\/p>\n b)\u00a0162<\/p>\n c)\u00a081<\/p>\n d)\u00a036<\/p>\n Question 20:\u00a0<\/b>The instrument that measures the ______________ is called an anemometer.<\/p>\n a)\u00a0wind speed<\/p>\n b)\u00a0pressure<\/p>\n c)\u00a0humidity<\/p>\n d)\u00a0rainfall<\/p>\n Question 21:\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 a)\u00a0500<\/p>\n b)\u00a00.008<\/p>\n c)\u00a00.016<\/p>\n d)\u00a0250<\/p>\n 100+ Free Online G.K Tests<\/a><\/p>\n Question 22:\u00a0<\/b>Air moves from the region where the air _____________________________.<\/p>\n a)\u00a0humidity is high to the region where the humidity is low<\/p>\n b)\u00a0pressure is low to the region where the pressure is high<\/p>\n c)\u00a0pressure is high to the region where the pressure is low<\/p>\n d)\u00a0humidity is low to the region where the humidity is high<\/p>\n Question 23:\u00a0<\/b>What is the escape velocity of Earth?<\/p>\n a)\u00a021.7 Km\/s<\/p>\n b)\u00a010.35 Km\/s<\/p>\n c)\u00a011.2 Km\/s<\/p>\n d)\u00a05.5 Km\/s<\/p>\n\n Question 24:\u00a0<\/b>The temperature at which both Fahrenheit and centigrade scale having the same value is?<\/p>\n a)\u00a0-20\u00ba<\/p>\n b)\u00a0-45\u00ba<\/p>\n c)\u00a00\u00ba<\/p>\n d)\u00a0-40\u00ba<\/p>\n Question 25:\u00a0<\/b>What happens to the volume of water when it is heated from 0\u00b0c to 4\u00b0c?<\/p>\n a)\u00a0Decreases<\/p>\n b)\u00a0Increases<\/p>\n c)\u00a0First decreases then increases<\/p>\n d)\u00a0First increases then decreases<\/p>\n Question 26:\u00a0<\/b>An instrument which is used to measure the rotation speed of a shaft or disk, as in a motor or other machine is ?<\/p>\n a)\u00a0Tachymeter<\/p>\n b)\u00a0Tachometer<\/p>\n c)\u00a0Accelerometer<\/p>\n d)\u00a0Anemometer<\/p>\n Question 27:\u00a0<\/b>When all Parallel incident rays reflected from a plane surface are not parallel it is called?<\/p>\n a)\u00a0Diffused Reflection<\/p>\n b)\u00a0Refraction<\/p>\n c)\u00a0Incident Ray<\/p>\n d)\u00a0Reflection<\/p>\n\n Question 28:\u00a0<\/b>The speed that a falling object obtains when the gravity and air resistance equalize on the object is called?<\/p>\n a)\u00a0Constant velocity<\/p>\n b)\u00a0Terminal velocity<\/p>\n c)\u00a0Critical velocity<\/p>\n d)\u00a0Viscous force<\/p>\n Question 29:\u00a0<\/b>In a television picture tube, deflection is produced by?<\/p>\n a)\u00a0Temperature<\/p>\n b)\u00a0Electromagnetic field<\/p>\n c)\u00a0An electric field<\/p>\n d)\u00a0A magnetic field<\/p>\n Question 30:\u00a0<\/b>Who discovered atom?<\/p>\n a)\u00a0J.J. Thompson<\/p>\n b)\u00a0John Dalton<\/p>\n c)\u00a0Ernest Rutherford<\/p>\n d)\u00a0James Chadwick<\/p>\n Download General Science Notes PDF<\/a><\/p>\n Question 31:\u00a0<\/b>If a body is dropped down from a building of certain height \u2018h\u2019 and another body is thrown up with a velocity \u2018u\u2019 from the ground, then they both meet after how much time?<\/p>\n a)\u00a0H – U<\/p>\n b)\u00a0H x U<\/p>\n c)\u00a0U\/H<\/p>\n d)\u00a0H\/U<\/p>\n Question 32:\u00a0<\/b>Which of the following is not a vector quantity?<\/p>\n a)\u00a0Momentum<\/p>\n b)\u00a0Power<\/p>\n c)\u00a0Temperature<\/p>\n d)\u00a0Acceleration<\/p>\n\n Question 33:\u00a0<\/b>The scientist who discovered Nitrogen is?<\/p>\n a)\u00a0Daniel Rutherford<\/p>\n b)\u00a0Joseph Louis Gay<\/p>\n c)\u00a0Henning Brand<\/p>\n d)\u00a0Lussac<\/p>\n Question 34:\u00a0<\/b>Who among the following is the American Physicist considered as the Father of the Atom Bomb?<\/p>\n a)\u00a0J Robert Oppenheimer<\/p>\n b)\u00a0Hennig Brand<\/p>\n c)\u00a0Alesandro Volta<\/p>\n d)\u00a0Robert Boyle<\/p>\n Question 35:\u00a0<\/b>The range of infrasonic sound is?<\/p>\n a)\u00a0More than 20 Hz<\/p>\n b)\u00a0Equal to 20 Hz<\/p>\n c)\u00a0Less than 20 Hz<\/p>\n d)\u00a0None of the above<\/p>\n Question 36:\u00a0<\/b>Who discovered canal rays?<\/p>\n a)\u00a0J.J. Thompson<\/p>\n b)\u00a0Wilhelm Conrad Roentgen<\/p>\n c)\u00a0Eugen Goldstein<\/p>\n d)\u00a0Casimir Funk<\/p>\n Question 37:\u00a0<\/b>What is the SI unit of Friction?<\/p>\n a)\u00a0Maxwell<\/p>\n b)\u00a0Faraday<\/p>\n c)\u00a0Gauss<\/p>\n d)\u00a0Newton<\/p>\n\n Question 38:\u00a0<\/b>If the temperature of a fluid is increased then viscosity?<\/p>\n a)\u00a0Remains constant<\/p>\n b)\u00a0Increases<\/p>\n c)\u00a0Decreases<\/p>\n d)\u00a0Increases gradually<\/p>\n Question 39:\u00a0<\/b>Convex lens is also called a<\/p>\n a)\u00a0Converging lens<\/p>\n b)\u00a0Divergent lens<\/p>\n c)\u00a0Both a and b<\/p>\n d)\u00a0None of these<\/p>\n Question 40:\u00a0<\/b>What is the SI unit of Amount of substance?<\/p>\n a)\u00a0Mole<\/p>\n b)\u00a0Ampere<\/p>\n c)\u00a0Second<\/p>\n d)\u00a0Kilogram<\/p>\n Free RRB Daily Practice Set<\/a><\/p>\n Download Current Affairs Questions & Answers PDF<\/a><\/p>\n Answers & Solutions:<\/strong><\/span><\/p>\n 1)\u00a0Answer\u00a0(A)<\/strong><\/p>\n 2)\u00a0Answer\u00a0(A)<\/strong><\/p>\n 3)\u00a0Answer\u00a0(D)<\/strong><\/p>\n The focal length of the concave lens is negative therefore it has a negative power.<\/p>\n 4)\u00a0Answer:\u00a030 January 1948<\/b><\/p>\n 5)\u00a0Answer\u00a0(A)<\/strong><\/p>\n 6)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 7)\u00a0Answer\u00a0(A)<\/strong><\/p>\n\n 8)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 9)\u00a0Answer\u00a0(B)<\/strong><\/p>\n 10)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 11)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 12)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 13)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 14)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 15)\u00a0Answer\u00a0(B)<\/strong><\/p>\n 16)\u00a0Answer\u00a0(C)<\/strong><\/p>\n 17)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 18)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 19)\u00a0Answer\u00a0(B)<\/strong><\/p>\n 20)\u00a0Answer\u00a0(A)<\/strong><\/p>\n 21)\u00a0Answer\u00a0(B)<\/strong><\/p>\n 22)\u00a0Answer\u00a0(C)<\/strong><\/p>\n 23)\u00a0Answer\u00a0(C)<\/strong><\/p>\n 24)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 25)\u00a0Answer\u00a0(C)<\/strong><\/p>\n 26)\u00a0Answer\u00a0(B)<\/strong><\/p>\n 27)\u00a0Answer\u00a0(A)<\/strong><\/p>\n\n 28)\u00a0Answer\u00a0(C)<\/strong><\/p>\n 29)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 30)\u00a0Answer\u00a0(B)<\/strong><\/p>\n 31)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 32)\u00a0Answer\u00a0(C)<\/strong><\/p>\n 33)\u00a0Answer\u00a0(A)<\/strong><\/p>\n 34)\u00a0Answer\u00a0(A)<\/strong><\/p>\n 35)\u00a0Answer\u00a0(C)<\/strong><\/p>\n 36)\u00a0Answer\u00a0(C)<\/strong><\/p>\n\n 37)\u00a0Answer\u00a0(D)<\/strong><\/p>\n 38)\u00a0Answer\u00a0(C)<\/strong><\/p>\n 39)\u00a0Answer\u00a0(A)<\/strong><\/p>\n 40)\u00a0Answer\u00a0(A)<\/strong><\/p>\n
\nI. have high boiling point
\nII. have high melting point
\nIII. conduct electricity in solution<\/p>\n