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user16266657
  • Member for 2 years, 10 months
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2 votes
1 answer
88 views

Why are the \$2R_{EE} \$ and \$r_o\$ in parallel?

1 vote
1 answer
555 views

Why can we say \$F=\phi R=NI=HL\$ according to \$V=IR\$?

1 vote
1 answer
39 views

Why do we still need to calculate the equivalent exciting current \$I_{eq}\$ when we have the exciting current \$I_F\$ already?

1 vote
0 answers
60 views

I know the concept of per unit, but I don't know why am i wrong

1 vote
0 answers
109 views

How to convert Thévenin equivalent to Norton equivalent in this schematic?

1 vote
4 answers
123 views

Why can the \$I_c\$ be written as \$\frac{V_{CC}-5V}{R1+R3}\$?

0 votes
1 answer
72 views

Why is \$r_o\$ related to \$V_A\$ instead of \$V_T\$?

0 votes
2 answers
77 views

How do we define which uses or supplies the power and reactive power?

0 votes
0 answers
23 views

Why must we turn the admittance into Y matrix, then turn the Y matrix into Z matrix before we calculate the fault current?

0 votes
0 answers
33 views

Why is insulation resistance is bad when absorption Ratio ≈ 1 and insulation resistance is good when absorption Ratio >1.25 or 1.3?

0 votes
0 answers
47 views

How can I calculate the right capacitance value if I have voltage, current, watts and power factor?

-1 votes
1 answer
56 views

\$I_i=\sum^n _{j=1} Y_{ij}V_j\$ instead of \$\sum^n_{j=1} Y_{ij} (V_i-V_j)\$.?