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

Author Question: A violet-hot star emits radiation having about twice the peak frequency of radiation from a red-hot ... (Read 24 times)

Chloeellawright

  • Hero Member
  • *****
  • Posts: 588
on: Jul 29, 2018
A violet-hot star emits radiation having about twice the peak frequency of radiation from a red-hot star. The surface temperature of the hotter star is about
 
  A) half that of the cooler star.
  B) twice that of the cooler star.
  C) the same.

Question 2

Light at the peak frequency of an incandescent lamp depends on the
 
  A) amount of electrical energy transformed.
  B) rate of atomic and molecular vibrations.
  C) voltage applied to the lamp.
  D) electrical resistance of the lamp.
  E) transparency of glass.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

prumorgan

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: B

Answer to Question 2

Answer: B


Chloeellawright

  • Member
  • Posts: 588
Reply 2 on: Jul 29, 2018
Wow, this really help

Liamb2179

  • Member
  • Posts: 365
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

More than 50% of American adults have oral herpes, which is commonly known as "cold sores" or "fever blisters." The herpes virus can be active on the skin surface without showing any signs or causing any symptoms.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

Although the Roman numeral for the number 4 has always been taught to have been "IV," according to historians, the ancient Romans probably used "IIII" most of the time. This is partially backed up by the fact that early grandfather clocks displayed IIII for the number 4 instead of IV. Early clockmakers apparently thought that the IIII balanced out the VIII (used for the number 8) on the clock face and that it just looked better.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).

Star-nosed mole Star-nosed mole
Role of alternative splicing in the perception of sounds of different frequency Role of alternative splicing in the perception of sounds of different frequency
Characteristics of Sound: Frequency and Amplitude Characteristics of Sound: Frequency and Amplitude
What Happens to Incoming Solar Radiation? What Happens to Incoming Solar Radiation?
Greenhouse gases absorb part of the outgoing IR radiation Greenhouse gases absorb part of the outgoing IR radiation
Two normal frequency distributions with the same mean but different amounts of variation Two normal frequency distributions with the same mean but different amounts of variation
Video: Cellular Respiration & Glucose Mobilization (Glucose transport & Phosphorylation of Glucose)

For a complete list of videos, visit our video library