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HereIam HereIam
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6 years ago
Transformers that have a one-to-one ratio are known as _____.
 
  a. autotransformers
  b. isolation transformers
  c. step-down transformers
  d. step-up transformers


[Ques. 2] The primary voltage of a transformer is 120V, and the number of turns in the primary winding is 100. If the
  secondary voltage is 12V, the number of turns of the secondary winding is _____.
 
  a. 0.1
  b. 1
  c. 10
  d. 100


[Ques. 3] In three-phase motors, in order to provide more starting torque, the stator would be connected in a _____.
 
  a. multi-speed configuration
  b. shaded-pole configuration
  c. wye configuration
  d. delta configuration


[Ques. 4] In a purely inductive circuit, the current waveform lags the voltage waveform by _____.
 
  a. 0 degrees
  b. 45 degrees
  c. 90 degrees
  d. 180 degrees


[Ques. 5] The Edison hookup is a common wiring arrangement for a power _____.
 
  a. transformer
  b. station
  c. inductor
  d. capacitor
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TroejenTroejen
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6 years ago
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HereIam Author
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#2
6 years ago
Thank you for answering
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