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ATT Week 7: Questions With Complete Solutions
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ATT Week 7: Questions With Complete Solutions
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ATT Week 7: Questions With Complete SolutionsDuring the the positive alternation of the input signal..... (bridge rectifier)
Right Ans - the top of t1 has a positive potential, bottom has negative potential
During the negative alternation of the input..... (bridge) Right Ans - top of t1
has a negative potential, bottom of t1 has a positive potential
the output of a bridge rectifier is ____________ the input frequency Right Ans -
twice
reversing all diodes is a bridge rectifier...... Right Ans - output becomes
negative
Eavg= Right Ans - Epeak × .636
which circuit in a power supply is optional? Right Ans - protection and
regulator
the purpose of a power supplies rectifier circuit is to Right Ans - convert AC
to pulsating DC
the purpose of a power supplies input circuit is to Right Ans - step up or
down the AC input power
the components used in a power supply filter circuit are the Right Ans -
reactive components
the purpose of a power supplies protection circuit is to Right Ans - prevent
damage to the power supply
how many diodes are used in Bridge rectifier circuit Right Ans - 4
the purpose of a power supplies regulator circuit is to Right Ans - maintain
a constant output voltage
the component used in a power supply input circuit is the Right Ans -
Transformer
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