Ask or Answer

🏠 Home🏷️ Tags❔ Ask a Question✔️ Answer a QuestionUsers
324 views

Please log in or register to answer this question.

1 Answer

Answer :

Because Transformer do not have any moving part hence transformer is called static device.
Like 0 like

Related Questions

62 views

Description : Why transistor is called as bipolar device.

Last Answer : BJT is called bipolar device because in BJT current conduction takes place due to majority as well as minority charge carriers that is because of electrons as well as holes.

1 answer
1,063 views

Last Answer : Thyristor can only be turned on by small gate pulse but it cannot be turn off by using gate hence thyristor is called semi controlled device.

1 answer
783 views

Last Answer : Thyristor can be turn on by positive gate pulse and the current will continue to flow through the device even when the gate voltage is low hence thyristor is called latching device.

1 answer
14 views

Description : A device used for converting a.c. into d.c. is called (1) transformer (2) recticfier (3) induction coil (4) dynamo

Last Answer : recticfier

1 answer
2 views

Description : Which of the following equipment, for regulating the voltage in distribution feeder, will be most economical ? (a) Static condenser (b) Synchronous condenser (c) Tap changing transformer (d) Booster transformer

Last Answer : (d) Booster transformer

1 answer
57 views

Last Answer : The problem of Electro-static coupling in a transformer is acute at High frequencies.

1 answer
0 views

Description : State why transistor is called as a bipolar device.

Last Answer : In case of transistor (BJT), the current conduction takes place due to both electrons and holes, ie, due to both positive as well as negative polarity charge carriers. Therefore transistor is called a bipolar device. 

1 answer
341 views

Last Answer : In  BJT  there  is  movement  of   electrons  and  holes   accros  the  junctions  which  is  basicaly  current  flow.

2 answers
314 views

Description : why induction motor is called rotating transformer?

Last Answer : Induction motor works on same principal as transformers work ie faradays law of electromagnetic induction. ie IM called as rotating transformer 

1 answer
101 views

Last Answer : Power = voltage X Current As per the windings in the primary side and secondary side the voltage and current will change accordingly.

1 answer
Show MoreAsk QuestionNext Page →