Exercise :: Inductors  General Questions
 Inductors  General Questions
 Inductors  True or False
 Inductors  Filling the Blanks
71.  The unit of flux density is: 

Answer: Option D Explanation: tesla or weber/m2 is the unit of flux density

72.  When used as a filter, an inductor is 


73.  A loaded transformer will achieve mutual induction when: 


74.  Which transformer turns ratio is needed to match two 16ohm parallel devices to an output of 22.2 ohms? 


75.  A transformer will have: 


76.  What is the phase angle of a 24 V_{ac} parallel RL circuit when R = 45 ohms and X_{L} = 1100 ohms? 

