Answer / sovit pudasaini

they are mainly two types of transformer the are
1:core type transformer
2:shell type transformer

Answer / girish j. dewarde

A]Acording to core:
1)Air Core transformers
2)Iron Core transformers
3)Ferrite Core transformers
B]Acording to Voltage
1)Step-Up transformers
2)Sttep-down transformers
3)Auto transformers
C)Other
1)Driver single ended Transformers
2)Push-pull Output Transformers
3)Push-pull Input Transformers
4)Intermediat Frequency Transformers

Answer / s.prakash

1.distribution transformer
2.power transformer
3.control transformer
4.auto transfomer

Answer / zahid ali

The Correct answer is

1- Core Form
2- Shell Form

Step up & down is not types. any transformer could be used
in either way.

Answer / sewagudde

transformers are of the following types:
power tx
distribution tx
voltage tx
current tx
auto tx

Answer / sandesha

power trans.
1.step up
2.step down
3.one to one
AUTOTRANSFORMER

instrument trans.
1.current trans.
2.voltage trans.

Answer / venkat iyer

1. Voltage transformers
2. current transformers

Answer / dileep kumar verma (tilda)

on the base of construction
1.core type 2.sell type & 3.barry type
on the base of voltage
1.step up & 2. step down
on the base of phases
1. single phase & 2.three phases
on the base of power
1.power transformer & 2. distribution transformer

Answer / amol potdar

There are 2 types of transformer .
1)single phase transformer
2)Three phase transformer

TYPES OF TRANSFORRMER AS FOLLOWS.
A]Acording to core:
1)Air Core transformers
2)Iron Core transformers
3)Ferrite Core transformers
B]Acording to Voltage
1)Step-Up transformers
2)Sttep-down transformers
3)Auto transformers
C)BASED ON THEIR CONSTRUCTION OF CORE
1)CORE TYPE
2)SHELL TYPE
C)Other
1)1 PHASE TRANSFORMER
2)3 PHASE TRANSFORMER
3)ISOLATION TRANSFORMER
4) REDIO FREQUENY TRANSFORMER
5)DRY TYPE TRANSFORMER
6) LIQUID IMMERESED TRANSFORMER

Answer / dileep kumar verma

THE CORRECT ANS.IS
1.BASED ON CONSTRUCTON
*SHEL TYPE
*CORE TYPE
*BARRY TYPE
2BASED ON PHASES
*SINGLE PHASE
*THREE PHASE
3BASED ON VOLTAGE
*STEP UP
*STEP DOWN
4BASED ON POWER
*POWER TRANSFORMER
*DISTRIBUTION TRANSFORMER
5BASED ON INSTRUMENT
*CURRENT TRANSFORMER
*P. T.
6 BASED ON UTILITY
*AUTO TRANSFORMER
*INTERMIDIATE
7 TYPE OF COOLING
*OIL FIELED
*OIL FIELED AIR COOLED

what is meant by frequency ?

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