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27 Nov 2019

A circuit contains six 219 O lamps with 60-W bulbs and a 9.4 O heater connected in parallel. The voltage across the circuit is 126 v. What is the current in the circuit when six lamps are on?

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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

A lamp (R = 152 ), an electric heater (R = 23 ), and a fan (R = 49) are connected in parallel across a 124 V line.

(a) What total current is supplied to the circuit?
_____ A

(b) What is the voltage across the fan?
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(c) What is the current in the lamp?
_____ A

(d) What power is expended in the heater?
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A lamp (R = 152 ), an electric heater (R = 23 ), and a fan (R = 49) are connected in parallel across a 124 V line.

(a) What total current is supplied to the circuit?
_____ A

(b) What is the voltage across the fan?
_____ V

(c) What is the current in the lamp?
_____ A

(d) What power is expended in the heater?
_____ W

How many 103 W lightbulbs can you use in a 103 V circuit without tripping a 14 A circuit breaker? (The bulbs are connected in parallel, which means that the potential difference across each lightbulb is 103 V.)

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