Physical Quantities Classification Quiz
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Physical Quantities Classification Quiz

Created by
@ConvincingVibrance

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Questions and Answers

Which physical quantities are classified as fundamental quantities?

  • Derived quantities
  • Temperature, electric current, luminous intensity
  • Angle, solid angle
  • Length, mass, time (correct)

    • What is the definition of a second?

  • The time taken for light to travel one meter in a vacuum
  • The time taken for the Earth to complete one full rotation on its axis
  • The time taken by light of a specified wavelength emitted by a caesium-133 atom to execute 9192631770 vibrations (correct)
  • The time taken for the Moon to orbit the Earth once

    • What is the basic unit for electric current?

  • Volt (V)
  • Watt (W)
  • Ampere (A) (correct)
  • Ohm (Ω)

    • What is the definition of a kilogram?

    <p>It is the mass of a platinum-iridium cylinder kept at the National Bureau of Weights and Measurements, Paris</p> Signup and view all the answers

    What is the fraction 1/273.6 of the thermodynamic temperature of the triple point of water?

    <p>$Kelvin (K)$</p> Signup and view all the answers

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