In the circuit shown below the 4 bulbs are identical and have a resistance of 80
ID: 2153521 • Letter: I
Question
In the circuit shown below the 4 bulbs are identical and have a resistance of 80 ? each. The battery supplies a voltage of 45 V. S1. S2, and S3 represent switches.
(c) S2and S3are closed while S1is open. What is the current through each bulb?
Bulb 1 Bulb 2 Bulb 3 Bulb 4 In the circuit shown below the 4 bulbs are identical and have a resistance of 80 ? each. The battery supplies a voltage of 45 V. S1. S2, and S3 represent switches. (c) S2and S3are closed while S1is open. What is the current through each bulb? Bulb 1 Bulb 2 Bulb 3 Bulb 4 (d) S1and S3are closed while S2is open. What is the current through each bulb? Bulb 1 Bulb 2 Bulb 3 Bulb 4 (e) All three switches are closed. What is the current through each bulb? Bulb 1 Bulb 2 Bulb 3 Bulb 4Explanation / Answer
(c) part current I=45/200=0.225 amp Bulb 1 0.225 amp Bulb 2 0.1125 amp Bulb 3 0.225 amp Bulb 4 0.1125 amp
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