A 5 KVA single-phase transformer shown in the Figure Q3(a) is connected to a 2.5 kV supply. The primary and secondary winding turns are 1000 and 100 respectively. Compute the following: i. secondary current; ii. load resistance which can be connected across the secondary winding; iii. primary current. · Φι AC voltage Load source Figure Q3(a) Primary Winding Secondary Winding
A 5 KVA single-phase transformer shown in the Figure Q3(a) is connected to a 2.5 kV supply. The primary and secondary winding turns are 1000 and 100 respectively. Compute the following: i. secondary current; ii. load resistance which can be connected across the secondary winding; iii. primary current. · Φι AC voltage Load source Figure Q3(a) Primary Winding Secondary Winding
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J02
Transcribed Image Text:A 5 KVA single-phase transformer shown in the Figure Q3(a) is connected to a 2.5 kV
supply. The primary and secondary winding turns are 1000 and 100 respectively.
Compute the following:
i. secondary current;
ii. load resistance which can be connected across the secondary winding;
iii. primary current.
- Фот
AC voltage
Load
source
Primary
Winding
Secondary
Winding
Figure Q3(a)
(b)
Calculate the inductance of the coil shown in Figure Q3(b), which has a cylindrical iron core
with relative permeability of 2000. The number of turns of the coil is 200. The core has length
of 200mm and the diameter of 5mm. Permeability of free space=4mx10-7H/m
| e
A
Q3(a)
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