Units and Measurement Quiz for Class 11th Math Students
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Questions and Answers

Which of the following is a derived quantity?

  • Time
  • Mass
  • Density (correct)
  • Length
  • What is the SI unit of luminous intensity?

  • Second
  • Candela (correct)
  • Mole
  • Meter
  • What is the difference between accuracy and precision?

  • Accuracy refers to how far a measurement is from the true value, while precision refers to how consistent a measurement is
  • Accuracy and precision are the same thing
  • Accuracy refers to how consistent a measurement is, while precision refers to how close a measurement is to the true value
  • Accuracy refers to how close a measurement is to the true value, while precision refers to how consistent a measurement is (correct)
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