The voltage, V, (in volts) across a circuit is given by Ohm's law: V = IR,where Iis the current (in amps) flowing through the circuit and Ris the resistance (in ohms). If we place two circuits, with resistance R1 and R2, in parallel, then their combined resistance, R, is given by 1 1 1 Suppose the current is 3 amps and increasing at 10-2 amp/sec and Rj is 8 ohms and increasing at 0.5 ohm/sec, while + R1 R2 is 5 ohrms and decreasing at 0.6 ohm/sec. Calculate the rate at which the voltage is changing. R R2 Round your answer to three decimal places.

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter55: Introduction To Circles
Section: Chapter Questions
Problem 20A: Solve the following exercises based on Principles 11-14, although an exercise may require the...
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The voltage, V, (in volts) across a circuit is given by Ohm's law: V = IR, where I is the current (in amps) flowing through the circuit and
Ris the resistance (in ohrms). If we place two circuits, with resistance R1 and R2, in parallel, then their combined resistance, R, is given by
1
1. 1
+
R2
.Suppose the current is 3 amps and increasing at 10-2 amp/sec and R1 is 8 ohms and increasing at 0.5 ohm/sec, while
R
R2 is 5 ohms and decreasing at 0.6 ohm/sec. Calculate the rate at which the voltage is changing.
Round your answer to three decimal places.
Transcribed Image Text:The voltage, V, (in volts) across a circuit is given by Ohm's law: V = IR, where I is the current (in amps) flowing through the circuit and Ris the resistance (in ohrms). If we place two circuits, with resistance R1 and R2, in parallel, then their combined resistance, R, is given by 1 1. 1 + R2 .Suppose the current is 3 amps and increasing at 10-2 amp/sec and R1 is 8 ohms and increasing at 0.5 ohm/sec, while R R2 is 5 ohms and decreasing at 0.6 ohm/sec. Calculate the rate at which the voltage is changing. Round your answer to three decimal places.
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