(a)
The equivalent resistance between
(a)
Answer to Problem 76P
The equivalent resistance of the circuit is
Explanation of Solution
Formula used:
The expression for equivalent resistance in upper wire is given by,
The expression for equivalent resistance in lower wire for is given by,
The expression for net equivalent resistance is given by,
Calculation:
The equivalent resistance in upper wire is calculated as,
The equivalent resistance in lower wire is calculated as,
The net equivalent resistance of the circuit is calculated as,
Conclusion:
Therefore, the equivalent resistance of the circuit is
(b)
The current in each resistor.
(b)
Answer to Problem 76P
The currents through upper wire
Explanation of Solution
Formula used:
The expression for current in upper wire
The expression for current in upper wire
The expression for current in upper wire
The expression for current in lower wire is given by,
The expression for current in lower wire in parallel
Calculation:
The current in upper wire
The current in upper wire
The current in upper wire
The current in lower wire is calculated as,
The current in lower wire in parallel
Conclusion:
Therefore, the currents through upper wire
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Chapter 25 Solutions
Physics for Scientists and Engineers
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