[Answered] If 5.0 1021 electrons pass through a 20- resistor in 10 min, what is the potential difference ...

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Author Question: If 5.0 1021 electrons pass through a 20- resistor in 10 min, what is the potential difference ... (Read 89 times)

michelleunicorn

Hero Member
Posts: 565

on: Jul 28, 2018

If 5.0 1021 electrons pass through a 20- resistor in 10 min, what is the potential difference across the resistor?
a. 21 V
b. 32 V
c. 27 V
d. 37 V
e. 54 V

Question 2

A 4.0- resistor has a current of 3.0 A in it for 5.0 min. How many electrons pass through the resistor during this time interval?
a. 7.5 1021
b. 5.6 1021
c. 6.6 1021
d. 8.4 1021
e. 2.1 1021

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Marked as best answer by a Subject Expert

elyse44

Sr. Member
Posts: 319

Reply #1 on: Jul 28, 2018

Answer to Question 1

c

Answer to Question 2

b

michelleunicorn

Member
Posts: 565

Reply 2 on: Jul 28, 2018

TYSM

alvinum

Member
Posts: 317

Reply 3 on: Yesterday

Gracias!

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