Concept explainers
A balanced V load having a 10
a. the phase voltage of the generator.
b. the phase voltage of the load.
c. the phase current of the load.
d. the line current.
(a)
Phase voltage of generator.
Answer to Problem 1P
The phase voltage of generator is
Explanation of Solution
Given:
Resistance in each leg of
Line voltage of generator is
Concept used:
Write the expression for phase voltage of the generator.
Here,
Calculation:
Substitute
Conclusion:
Thus, phase voltage of generator is
(b)
Phase voltage of load.
Answer to Problem 1P
The value of Phase voltage of load is
Explanation of Solution
Calculation:
As each phase of
So value of Phase voltage of load is
Conclusion:
Thus, value of Phase voltage of load is
(c)
Phase current of load.
Answer to Problem 1P
The phase current of load is
Explanation of Solution
Concept used:
Write the expression for phase current of load.
Here,
Calculation:
Substitute
Conclusion:
Thus, phase current of load is
(d)
Value of line current.
Answer to Problem 1P
The value of line current is
Explanation of Solution
Calculation:
Value of line current is equal to value of phase current in
As load is
Conclusion:
Thus, value of line current is
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