Important Measuring Instruments Multiple Choice Questions and Answers

16. By a Rotameter we can measure

   A.Specific gravity

   B.Viscosity

   C.Flow

   D.Rotation

17. ..... can measure pressure directly

   A.Rotameter

   B.Bourden tube

   C.LVDT

   D.Strain gauge

18. ..... is used to measure pressure directly

   A.Anemometer

   B.Venturimeter

   C.Orifice

   D.Rotameter

19. Radio frequency can be measured by which of the following frequency meters

   A.Weston frequency meter

   B.Hytrodyne frequency meter

   C.Electrical resonant frequency meter

   D.None of the above

20. A ..... is used to measure frequency in wave guides

   A.Galiometer

   B.Klystron

   C.Bolometer

   D.Cavity resonator

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