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Measurement Model Question Paper

8th Standard EM

    Reg.No. :
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Science

Time : 01:00:00 Hrs
Total Marks : 40
    5 x 1 = 5
  1. Luminous intensity is the intensity of

    (a)

    Laser light

    (b)

    UV light

    (c)

    visible light

    (d)

    IR light

  2. SI unit stands for

    (a)

    International system of units

    (b)

    Integrated System of units

    (c)

    International symbol of units

    (d)

    Integrated symbol of units

  3. Quantities other than base quantities are called as

    (a)

    supplementary quantities

    (b)

    derived quantities

    (c)

    professional quantities

    (d)

    energy quantities

  4. __________ is the measure of the perceived power of light.

    (a)

    Luminous flux

    (b)

    Luminous power

    (c)

    Luminous Intensity

    (d)

    Both a and b

  5. The unit of charge is ______

    (a)

    Coulomb

    (b)

    Ampere

    (c)

    Radian

    (d)

    Steradian

  6. 5 x 2 = 10
  7. What is the ‘Lower Fixed Point’ of the Fahrenheit scale?

  8. What is the SI unit of Luminous Intensity?

  9. How many times will the ‘minute hand’ rotate in one hour?

  10. Which thermometer measures the temperature of an object without any physical contact?

  11. Give the general formula for the conversion of scales of temperature?

  12. 5 x 3 = 15
  13. What is luminous Intensity?

  14. Define - mole.

  15. What are the differences between Plane angle and solid angle?

  16. What is meant by piezoelectric property?

  17. Convert i) 74°C into kelvin, ii) 329 K into celsius

  18. 2 x 5 = 10
  19. List out the base quantities with their units.

  20. List the various scales to measure temperature and Give the application of various thermometric scales.

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