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Questions and Answers
What is the algebraic sum of the currents at a junction in a network at any instant?
What is the algebraic sum of the currents at a junction in a network at any instant?
- Depends on the number of currents
- Always zero (correct)
- Can be any positive value
- Can be any negative value
How are different signs allocated to currents at a junction?
How are different signs allocated to currents at a junction?
- Toward the junction are positive, away from the junction are negative (correct)
- All currents are assigned negative signs
- Toward the junction are negative, away from the junction are positive
- All currents are assigned positive signs
What happens to the algebraic sum of currents at a junction if a new current is added?
What happens to the algebraic sum of currents at a junction if a new current is added?
- The algebraic sum becomes negative
- The algebraic sum depends on the direction of the new current
- The algebraic sum becomes positive
- The algebraic sum remains zero (correct)
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