(a)
The hottest resistor in the circuit.
(a)
Answer to Problem 59A
The hottest resistor in the circuit having the resistance of
Explanation of Solution
Given:
The given circuit is shown below.
The voltage is
The resistance is
The resistance is
The resistance is
Formula used:
The expression for the power is,
Here,
Calculation:
The voltage
The power of
The power of
The power of
It is observed that maximum power will developed by the smallest resistor.
Conclusion:
Thus, the hottest resistor in the circuit having the resistance of
(b)
The coolest resistor in the circuit.
(b)
Answer to Problem 59A
The coolest resistor in the circuit having the resistance of
Explanation of Solution
Given:
The given circuit is shown below.
The voltage is
The resistance is
The resistance is
The resistance is
Formula used:
The expression for the power is,
Here,
Calculation:
From part (a),
The power of
The power of
The power of
The least power will developed by the largest resistor.
Conclusion:
Thus, the coolest resistor in the circuit having the resistance of
(c)
The current in ammeter 1.
(c)
Answer to Problem 59A
The current in ammeter 1 is
Explanation of Solution
Given:
The given circuit is shown below.
The voltage is
The resistance is
The resistance is
The resistance is
Formula used:
The expression for the resistance is,
Here,
Calculation:
The equivalent resistance for ammeter 1 is,
The current in ammeter 1 is,
Conclusion:
Thus, the current in ammeter 1 is
(d)
The current in ammeter 2.
(d)
Answer to Problem 59A
The current in ammeter 2 is
Explanation of Solution
Given:
The given circuit is shown below.
The voltage is
The resistance is
The resistance is
The resistance is
Formula used:
The expression for the resistance is,
Here,
Calculation:
The current in ammeter 2 is,
Conclusion:
Thus, the current in ammeter 2 is
(e)
The current in ammeter 3.
(e)
Answer to Problem 59A
The current in ammeter 3 is
Explanation of Solution
Given:
The given circuit is shown below.
The voltage is
The resistance is
The resistance is
The resistance is
Formula used:
The expression for the resistance is,
Here,
Calculation:
The current in ammeter 3 is,
Conclusion:
Thus, the current in ammeter 3 is
(f)
The current in ammeter 4.
(f)
Answer to Problem 59A
The current in ammeter 4 is
Explanation of Solution
Given:
The given circuit is shown below.
The voltage is
The resistance is
The resistance is
The resistance is
Formula used:
The expression for the resistance is,
Here,
Calculation:
The current in ammeter 4 is,
Conclusion:
Thus, the current in ammeter 4 is
Chapter 23 Solutions
Glencoe Physics: Principles and Problems, Student Edition
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