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1.5 An electric heater is operated by applying potential difference of 60 V across a Nichrome wire of total resistance 9- N. What is the power rating of the heater? 1.6 A 20- W bulb and 50- W bulb are connected in series in a circuit. a. Which bulb hs more current flowing in it? b. If the bulbs are connected in parallel, which one will have a greater current flowing in it. 1.7 How many 3- Q Resistors must be connected in parallel to have a total resistance of 6 - 0 ?

1.5 An electric heater is operated by applying potential difference of 60 V across a Nichrome wire of total resistance 9- N. What is the power rating of the heater? 1.6 A 20- W bulb and 50- W bulb are connected in series in a circuit. a. Which bulb hs more current flowing in it? b. If the bulbs are connected in parallel, which one will have a greater current flowing in it. 1.7 How many 3- Q Resistors must be connected in parallel to have a total resistance of 6 - 0 ?

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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1.5 An electric heater is operated by applying potential difference of 60 V across a Nichrome wire of total resistance 9- Q. What is the power rating of the heater? 1.6 A 20- W bulb and 50- W bulb are connected in series in a circuit. a. Which bulb hs more current flowing in it? b. If the bulbs are connected in parallel, which one will have a greater current flowing in it. 1.7 How many 3- N Resistors must be connected in parallel to have a total resistance of 6 - 0 ?
Transcribed Image Text:1.5 An electric heater is operated by applying potential difference of 60 V across a Nichrome wire of total resistance 9- Q. What is the power rating of the heater? 1.6 A 20- W bulb and 50- W bulb are connected in series in a circuit. a. Which bulb hs more current flowing in it? b. If the bulbs are connected in parallel, which one will have a greater current flowing in it. 1.7 How many 3- N Resistors must be connected in parallel to have a total resistance of 6 - 0 ?
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