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

Author Question: In Heisenberg's formula, p x h, the h symbolizes A) Planck's constant. B) an average value of ... (Read 93 times)

MirandaLo

  • Hero Member
  • *****
  • Posts: 538
on: Jul 29, 2018
In Heisenberg's formula, p x h, the h symbolizes
 
  A) Planck's constant.
  B) an average value of Planck's constant.
  C) the peak value of Planck's constant.
  D) Planck's constant divided by 2.
  E) none of the above

Question 2

The filament in a light bulb has a diameter of 0.050 mm and an emissivity e = 1.0.
 
  The temperature of the filament is 3000C. How long should the filament be in order to radiate 60 W of power? The Stefan-Boltzmann constant is 5.67 x 10-8 W/(m2K4).
  A) 11 cm
  B) 9.4 cm
  C) 8.6 cm
  D) 7.2 cm
  E) 5.9 cm


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

parshano

  • Sr. Member
  • ****
  • Posts: 333
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: D

Answer to Question 2

E


MirandaLo

  • Hero Member
  • *****
  • Posts: 538
Reply #2 on: Jul 29, 2018
Thank you!


parshano

  • Sr. Member
  • ****
  • Posts: 333
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

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?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Functional MRI Scans These scans of human brains show localized average increases in neural activity Functional MRI Scans These scans of human brains show localized average increases in neural activity
Average Pulse Rates by Age Average Pulse Rates by Age
How to find the average atomic mass of an element How to find the average atomic mass of an element
The level of emissions from transport in the United States is twice as high as the global average The level of emissions from transport in the United States is twice as high as the global average
Write the formula for a monosaccharide that has three carbons? Write the formula for a monosaccharide that has three carbons?
Write equilibrium constant expressions for the following reactions in terms of concentration: Write equilibrium constant expressions for the following reactions in terms of concentration:
Video: Renin/Angiotensin (water gain from urine & Na ion and water reabsorption)

For a complete list of videos, visit our video library