General KnowledgeScience GK 100+ MCQ & Answer Science General Knowledge | page-06 | General Knowledge MCQ And Answer February 4, 2025 DSN MARATHI 51. Which among the following temperature scale is based upon absolute zero? A. Celsius B. Fahrenheit C. Kelvin D. Rankine Answer Option : C 52. Which of the following is an instrument for measuring electric charge or electrical potential difference? A. Ammeter B. Voltmeter C. Electrometer D. ohmmeter Answer Option : C 53. Edwin Howard Armstrong was an inventor of which of the following technologies? A. Television B. Compact Discs C. FM Radio D. Broadband Answer Option : C 54. Parallax of one arc second‖ is a unit of which of the following? A. Time B. Volume C. Length D. Speed Answer Option : C 55. Which among the following comes under the study area of Psychrometrics? A. Relative Humidity B. physical and thermodynamic properties of gas-vapor mixtures C. theory and technique of educational and psychological measurement D. Atmospheric Pressure at Colder Regions of the World Answer Option : B 56. Ballistics is a branch of science that deals with which of the following? A. Geologic study of the behavior of soil and rock B. Motion of multibody systems subjected to unilateral contacts and friction C. Flight, behavior, and effects of projectiles D. Kinetic energy of a system Answer Option : C 57. SOFAR is a phenomenon which plays an important role in submarine warfare & also known as deep sound channel. Which of the following is correct full form of SOFAR? A. Sound Field Radio Ranging B. Sound Fixing and Altering Range C. Sound Fixing and Ranging channel D. Sound Fixing and Auto Reflection Answer Option : C 58. By which of the following process some stars which are of the size of Sun or smaller convert hydrogen to helium? A. Triple-alpha process B. Proton Proton Chain Reaction C. CNO Cycle D. R process Answer Option : B 59. Fermi-Kurie plot is used for the study of which of the following? A. Alpha Decay B. Beta Decay C. Internal Conversion D. Cluster Decay Answer Option : B 60. Which among the following denotes the correct usage of an instrument called ―Theodolite‖? A. Measures distances, elevations, bearings B. Measures rotational speed of a shaft C. Measures horizontal and vertical angles in triangular networks D. Measures acidity or alkalinity of solutions Answer Option : C
51. Which among the following temperature scale is based upon absolute zero? A. Celsius B. Fahrenheit C. Kelvin D. Rankine Answer Option : C
52. Which of the following is an instrument for measuring electric charge or electrical potential difference? A. Ammeter B. Voltmeter C. Electrometer D. ohmmeter Answer Option : C
53. Edwin Howard Armstrong was an inventor of which of the following technologies? A. Television B. Compact Discs C. FM Radio D. Broadband Answer Option : C
54. Parallax of one arc second‖ is a unit of which of the following? A. Time B. Volume C. Length D. Speed Answer Option : C
55. Which among the following comes under the study area of Psychrometrics? A. Relative Humidity B. physical and thermodynamic properties of gas-vapor mixtures C. theory and technique of educational and psychological measurement D. Atmospheric Pressure at Colder Regions of the World Answer Option : B
56. Ballistics is a branch of science that deals with which of the following? A. Geologic study of the behavior of soil and rock B. Motion of multibody systems subjected to unilateral contacts and friction C. Flight, behavior, and effects of projectiles D. Kinetic energy of a system Answer Option : C
57. SOFAR is a phenomenon which plays an important role in submarine warfare & also known as deep sound channel. Which of the following is correct full form of SOFAR? A. Sound Field Radio Ranging B. Sound Fixing and Altering Range C. Sound Fixing and Ranging channel D. Sound Fixing and Auto Reflection Answer Option : C
58. By which of the following process some stars which are of the size of Sun or smaller convert hydrogen to helium? A. Triple-alpha process B. Proton Proton Chain Reaction C. CNO Cycle D. R process Answer Option : B
59. Fermi-Kurie plot is used for the study of which of the following? A. Alpha Decay B. Beta Decay C. Internal Conversion D. Cluster Decay Answer Option : B
60. Which among the following denotes the correct usage of an instrument called ―Theodolite‖? A. Measures distances, elevations, bearings B. Measures rotational speed of a shaft C. Measures horizontal and vertical angles in triangular networks D. Measures acidity or alkalinity of solutions Answer Option : C
