Measurement and Instrumentation MCQ Questions and Answers Quiz

91. A moving-coil permanent-magnet instrument can be used as flux-meter

  1. by using a low resistance shunt
  2. by using a high series resistance
  3. by eliminating the control springs
  4. by making control springs of large moment of inertia

92. A moving-coil permanent-magnet instrument can be used as....................by using a low resistance shunt.

  1. ammeter
  2. voltmeter
  3. flux-meter
  4. ballistic galvanometer

93. A multirangq instrument has

  1. multiple shunt or series resistances inside the meter
  2. multicoii arrangement
  3. variable turns of coil
  4. multi range meters inside the measurement system

94. A phase shifting transformer is used in conjunction with

  1. D.C. potentiometer
  2. Drysdale potentiometer
  3. A.C. co-ordinate potentiometer
  4. Crompton potentiometer

95. A potentiometer may be used for

  1. measurement of resistance
  2. measurement of current
  3. calibration of ammeter
  4. calibration of voltmeter

96. A power factor meter has

  1. one current circuit and two pres¬sure circuits
  2. one current circuit and one pressure circuit
  3. two current circuits and one pres¬sure circuit
  4. none of the above

97. A sensitive galvanometer produces large deflection for a

  1. small value of current
  2. large value of current
  3. large value of power
  4. large value of voitage

98. A universal RLC bridge uses

  1. Maxwell bridge configuration for measurement of inductance and De Santas bridge for measurement of capacitance
  2. Maxwell Wein bridge for measurement of inductance and modified De Santys bridge for measurement of capacitance
  3. Maxwell Wein bridge for measurement of inductance and Wein bridge for measurement of capacitance
  4. Any of the above.

99. A voltage of about 200 V can be measured

  1. directly by a D.C. potentiometer
  2. a D.C. potentiometer in conjunction with a volt ratio box
  3. a D.C. potentiometer in conjunction with a known resistance
  4. none of the above

100. A Weston frequency meter is

  1. moving coil instrument
  2. moving iron instrument
  3. dynamometer instrument
  4. none of the above
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