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Author Question: How many electrons pass through a 20- resistor in 10 min if there is a potential drop of 30 volts across it? (Read 91 times)

formula1

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on: Aug 6, 2020

Question 1

An electric heater is constructed by applying a potential difference of 110 V across a wire with a resistance of 5.0 Ω. What is the power rating of the heater?

◦
2.0 kW

◦
2.4 kW

◦
1.7 kW

◦
1.5 kW

◦
60 kW


Question 2

How many electrons pass through a 20-Ω resistor in 10 min if there is a potential drop of 30 volts across it?

◦
5.6 × 1021

◦
7.5 × 1021

◦
9.4 × 1021

◦
1.1 × 1021

◦
3.8 × 1021
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by formula1 on Aug 6, 2020

lorealeza

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Reply #1 on: Aug 6, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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formula1

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Reply 2 on: Aug 6, 2020
Great answer, keep it coming :)

nanny

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Reply 3 on: Yesterday
Wow, this really help

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