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

Author Question: The spectrum of a mercury vapor lamp under very high pressure appears as that from A) an ... (Read 103 times)

pragya sharda

  • Hero Member
  • *****
  • Posts: 566
on: Jul 29, 2018
The spectrum of a mercury vapor lamp under very high pressure appears as that from
 
  A) an incandescent source.
  B) a laser.
  C) an ultraviolet source.
  D) a gas other than mercury.
  E) a monochromatic source.

Question 2

As a solid is gradually heated, it first glows
 
  A) red.
  B) yellow.
  C) white.
  D) blue.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

bimper21

  • Sr. Member
  • ****
  • Posts: 309
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


pragya sharda

  • Hero Member
  • *****
  • Posts: 566
Reply #2 on: Jul 29, 2018
Thank you!


bimper21

  • Sr. Member
  • ****
  • Posts: 309
Reply #3 on: Jul 29, 2018
Always glad to help...


« previous next »
 

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Each year in the United States, there are approximately six million pregnancies. This means that at any one time, about 4% of women in the United States are pregnant.

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?

Cutaneous mucormycosis is a rare fungal infection that has been fatal in at least 29% of cases, and in as many as 83% of cases, depending on the patient's health prior to infection. It has occurred often after natural disasters such as tornados, and early treatment is essential.

Measuring Systolic Blood Pressure Using the Palpatory Method Measuring Systolic Blood Pressure Using the Palpatory Method
Major three factors of blood pressure. Major three factors of blood pressure.
Stacking the joints. A. Correct thumb–wrist alignment for applying direct pressure. B. Incorrect ... Stacking the joints. A. Correct thumb–wrist alignment for applying direct pressure. B. Incorrect ...
Good hand and body mechanics when applying thumb pressure to the back. Good hand and body mechanics when applying thumb pressure to the back.
Longitudinal and horizontal effleurage to the thigh. Apply with medium pressure to warm tissues. Longitudinal and horizontal effleurage to the thigh. Apply with medium pressure to warm tissues.
A 75.0 L steel tank at 20.0°C contains acetylene gas, C2H2, at a pressure of 1.20 atm. ... A 75.0 L steel tank at 20.0°C contains acetylene gas, C2H2, at a pressure of 1.20 atm. ...
Video: How proteins function? How do proteins work?

For a complete list of videos, visit our video library