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

Author Question: Various new quantities are introduced in this chapter, each having associated units. Which of the ... (Read 112 times)

khang

  • Hero Member
  • *****
  • Posts: 569
on: Jul 28, 2018
Various new quantities are introduced in this chapter, each having associated units. Which of the following quantities is followed by the wrong SI unit for that quantity?
  1.resistivity, m
  2.temperature coefficient of resistivity, (C)-1
  3.electric power, kWh
  4.drift speed, m/s

Question 2

An electric heater is operated with a potential difference of 100 V. If the heating element has a resistance of 20 ohms, what is the power output of the heater and what is the current through it when operating?
  1.2000 W, 5A
  2.2000 W, 25 A
  3.500 W, 5 A
  4.500 W, 25 A


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dreamfighter72

  • Sr. Member
  • ****
  • Posts: 355
Reply #1 on: Jul 28, 2018
Answer to Question 1

3

Answer to Question 2

3


khang

  • Member
  • Posts: 569
Reply 2 on: Jul 28, 2018
Gracias!

TheNamesImani

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Drugs are in development that may cure asthma and hay fever once and for all. They target leukotrienes, which are known to cause tightening of the air passages in the lungs and increase mucus productions in nasal passages.

Did you know?

For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.

Units of Radiation Measurement Units of Radiation Measurement
How to convert between imperial and metric units (Part 1) How to convert between imperial and metric units (Part 1)
How to convert between imperial and metric units (Part 2) How to convert between imperial and metric units (Part 2)
calculate the quantities required to make 5 lb of hydrophilic ointment: calculate the quantities required to make 5 lb of hydrophilic ointment:
Ferrante, Chapter 11, Economics & Politics Ferrante, Chapter 11, Economics & Politics
Neurons and glia: Neurons are the basic functional units of the brain Neurons and glia: Neurons are the basic functional units of the brain
Video: Bipolar Disorder

For a complete list of videos, visit our video library