FN.Q5 – A Transformer has primary windings as Np = 720 and secondary windings as Ns = 144. Its secondary voltage is Vs = 42V and output power of the transformer is Py= 2750W. The value of loses powers are Pcu = 52,5W and PrE = 39W. The resistance of loads are RL = 1,660 and RL2 = 1,950. (Pcu and PFE will be considered to be approximately the same in different load values.) Determine the following values in the circuit:

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FN.Q5 – A Transformer has primary windings as Np = 720 and secondary windings as Ns = 144. Its secondary
voltage is Vs = 42V and output power of the transformer is PN= 2750W.
The value of loses powers are Pcu = 52,5W and Pre = 39W. The resistance of loads are RLI = 1,660 and
R12 = 1,950. (Pcu and PFE will be considered to be approximately the same in different load values.) Determine
the following values in the circuit:
Primary
winding
Secondary
winding
N, turns
Ng turns
Magnetic
Flux,
Primary
current
ISL
Secondary
4 current
Primary
voltage
ISL1
(ISL2
Secondary
voltage
RL1
R12
Transformer
Core
(a) the primary voltage VP,
(b) the secondary load current Isı, if the transformer is rated at RLI and R12,
(c) the primary load current IpL,
(d) the load resistance R13 when the transformer is fully loaded by third in parallel,
(e) efficiency n (fully loaded)
Transcribed Image Text:FN.Q5 – A Transformer has primary windings as Np = 720 and secondary windings as Ns = 144. Its secondary voltage is Vs = 42V and output power of the transformer is PN= 2750W. The value of loses powers are Pcu = 52,5W and Pre = 39W. The resistance of loads are RLI = 1,660 and R12 = 1,950. (Pcu and PFE will be considered to be approximately the same in different load values.) Determine the following values in the circuit: Primary winding Secondary winding N, turns Ng turns Magnetic Flux, Primary current ISL Secondary 4 current Primary voltage ISL1 (ISL2 Secondary voltage RL1 R12 Transformer Core (a) the primary voltage VP, (b) the secondary load current Isı, if the transformer is rated at RLI and R12, (c) the primary load current IpL, (d) the load resistance R13 when the transformer is fully loaded by third in parallel, (e) efficiency n (fully loaded)
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