This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How many electrons pass through a 20-W resistor in 10 min if there is a potential drop of 30 volts ... (Read 131 times)

sdfghj

  • Hero Member
  • *****
  • Posts: 552
on: Jul 28, 2018
How many electrons pass through a 20-W resistor in 10 min if there is a potential drop of 30 volts across it?
 a. 5.6  1021
  b. 7.5  1021
  c. 9.4  1021
  d. 1.1  1021
  e. 3.8  1021

Question 2

If 5.0  1021 electrons pass through a 20-W 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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

s.meritte

  • Sr. Member
  • ****
  • Posts: 306
Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

C


sdfghj

  • Member
  • Posts: 552
Reply 2 on: Jul 28, 2018
Wow, this really help

AISCAMPING

  • Member
  • Posts: 347
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.

Did you know?

Medications that are definitely not safe to take when breastfeeding include radioactive drugs, antimetabolites, some cancer (chemotherapy) agents, bromocriptine, ergotamine, methotrexate, and cyclosporine.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

Did you know?

It is important to read food labels and choose foods with low cholesterol and saturated trans fat. You should limit saturated fat to no higher than 6% of daily calories.

Electrons Electrons
How many potential risks to the health of the embryo and fetus might a mother encounter in an urban ... How many potential risks to the health of the embryo and fetus might a mother encounter in an urban ...
An ECT sensor being tested using a digital meter set to DC volts. A chart showing the voltage ... An ECT sensor being tested using a digital meter set to DC volts. A chart showing the voltage ...
Synaptic transmission. (a) Action potential reaches synapse; (b) neurotransmitter released synaptic ... Synaptic transmission. (a) Action potential reaches synapse; (b) neurotransmitter released synaptic ...
Resting Membrane Potential: Voltage Difference Resting Membrane Potential: Voltage Difference
How many electrons flow past a given cross section of the wire in 10.3 min? electrons How many electrons flow past a given cross section of the wire in 10.3 min? electrons
Video: What is Reverse Osmosis?

For a complete list of videos, visit our video library