Physics and Measurements
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Questions and Answers

Which of the following statements accurately describes the scope of Physics?

  • Physics is only applicable in science.
  • Physics is only applicable in society.
  • Physics is applicable in science, technology, and society. (correct)
  • Physics is only applicable in technology.

    • Which of the following is NOT a SI unit?

  • Kilogram
  • Inch (correct)
  • Meter
  • Second

    • What is the purpose of checking the homogeneity of physical equations using dimensionality and base units?

  • To determine the units of the variables in the equation. (correct)
  • To ensure that the equation is accurate.
  • To verify the validity of the equation.
  • To calculate the value of the variables in the equation.

    • What is the main difference between systematic errors and random errors in measurements?

    <p>Systematic errors are consistent and can be corrected, while random errors are unpredictable and cannot be corrected.</p> Signup and view all the answers

    What is the purpose of measuring the diameters of ball bearings of different sizes?

    <p>To analyze their size variations.</p> Signup and view all the answers

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