Electronics - Voltage and Current - Discussion
Discussion Forum : Voltage and Current - General Questions (Q.No. 45)
45.
A secondary cell generates dc via chemical activity; a primary cell generates dc:
Discussion:
18 comments Page 2 of 2.
Arfiya khan said:
1 decade ago
Transformer is a device which is used to step up and step down the voltage.
Rectifiers are used to convert AC to DC where.
Thyristors are used to convert dc to ac where in big industries.
IGBT are used to convert DC to AC here we can use frequency up to 1000 HZ.
Rectifiers are used to convert AC to DC where.
Thyristors are used to convert dc to ac where in big industries.
IGBT are used to convert DC to AC here we can use frequency up to 1000 HZ.
Shiva said:
1 decade ago
Hello sir transformer is a basic, it will changes the level of voltage.
Asha said:
1 decade ago
Whats wrong with you @Kameshwar is transformer is converts AC to DC?
Transformer is step up and step down the voltage that's all. Just think and type the answer.
Transformer is step up and step down the voltage that's all. Just think and type the answer.
Manish said:
1 decade ago
@Kameshwar.
Transformer is used to step up and step down the voltage. We need a rectifier for the conversion purpose of ac to dc.
Transformer is used to step up and step down the voltage. We need a rectifier for the conversion purpose of ac to dc.
Joyti saxena said:
10 years ago
Yes transformer is to step up and step down voltage.
Gopala krishna said:
10 years ago
Transformer is transfer the electrical energy from one circuit to another circuit with out any changing frequency.
Aniket said:
9 years ago
@Kamleshwar.
Transformer is converted user need voltage in the form step down and step up high or low.
Transformer is converted user need voltage in the form step down and step up high or low.
Sneha said:
8 years ago
Thank You @Arfiya khan.
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