136. In capacitors, frequency errors:
     

1. 1. increases with frequency
      

   
   
   

   2. decreases with square of frequency
      

   
   
   

   3. have no relation with frequency
      

   
   
   

   4. decreases with frequency

   
   
   

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1. View Hint View Answer Discuss in Forum

   In capacitors, frequency errors increases with increasing frequency.
   

   Correct Option: A

   In capacitors, frequency errors increases with increasing frequency.
   

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137. A DVM measures ………… value.
     

1. 1. average
      

   
   
   

   2. r.m.s.
      

   
   
   

   3. peak-to-peak
      

   
   
   

   4. peak

   
   
   

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1. View Hint View Answer Discuss in Forum

   A digital voltmeter (DVM) always measures average value.

   Correct Option: A

   A digital voltmeter (DVM) always measures average value.

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138. Series connection Q-meter is used for measuring ……… impedance component.
     

1. 1. low
      

   
   
   

   2. high
      

   
   
   

   3. both (a) and (b)
      

   
   
   

   4. none of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   Series connection Q-meter is used for measuring low impedance component.

   Correct Option: A

   Series connection Q-meter is used for measuring low impedance component.

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139. Ionic wind voltmeter is used for measuring:
     

1. 1. high voltage
      

   
   
   

   2. low voltage
      

   
   
   

   3. leakage inductance
      

   
   
   

   4. interwinding capacitance

   
   
   

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1. View Hint View Answer Discuss in Forum

   Ionic wind voltmeter is used for measuring high voltage.

   Correct Option: A

   Ionic wind voltmeter is used for measuring high voltage.

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140. A VTVM ……… measure current directly.
     

1. 1. can
      

   
   
   

   2. cannot
      

   
   
   

   3. either of the above
      

   
   
   

   4. none of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   Here alternative (d) is the most appropriate choice.
   

   Correct Option: D

   Here alternative (d) is the most appropriate choice.
   

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