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

Author Question: According to Lenz's law, the induced current in a circuit always flows to oppose the external ... (Read 101 times)

nenivikky

  • Hero Member
  • *****
  • Posts: 516
on: Jul 29, 2018
According to Lenz's law, the induced current in a circuit always flows to oppose the external magnetic field through the circuit.
 
  A) True B) False

Question 2

How many molecules are in (a) 1.0 cm3 of air at STP and (b) 1.0 cm3 of helium at STP? (R = 8.31 J/mol . K, NA = 6.022  1023 molecules/mol)
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

LegendaryAnswers

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jul 29, 2018
Answer to Question 1

B

Answer to Question 2

2.7  1019 molecules in both cases


nenivikky

  • Member
  • Posts: 516
Reply 2 on: Jul 29, 2018
Great answer, keep it coming :)

kusterl

  • Member
  • Posts: 315
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Allergies play a major part in the health of children. The most prevalent childhood allergies are milk, egg, soy, wheat, peanuts, tree nuts, and seafood.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by scanning electron micrograph showing an ovum (pink) released by the ovary at ovulation surrounded by
External ear. External ear.
induced pluripotent stem cells induced pluripotent stem cells
Contrast of ventilation and external and internal respiration. Contrast of ventilation and external and internal respiration.
Gulf Stream/North Atlantic Current Gulf Stream/North Atlantic Current
A rigid circular loop has a radius of 0.20 m and is in the xy-plane. A clockwise current I is ... A rigid circular loop has a radius of 0.20 m and is in the xy-plane. A clockwise current I is ...
Video: hGH, Thyroid hormones & Aldosterone

For a complete list of videos, visit our video library