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

Author Question: Which light-emitting process is characterized by an afterglow? A) incandescence. B) ... (Read 9 times)

skymedlock

  • Hero Member
  • *****
  • Posts: 561
on: Jul 29, 2018
Which light-emitting process is characterized by an afterglow?
 
  A) incandescence.
  B) fluorescence.
  C) phosphorescence.
  D) resonance.
  E) none of the above

Question 2

A proton moving eastward with a velocity of 5.0  103 m/s enters a magnetic field of 0.20 T pointing northward. What is the magnitude and direction of the force that acts on the proton?
 
  A) 0 N
  B) 1.6  10-16 N upwards
  C) 1.6  10-16 N downwards
  D) 1.1  10-16 N eastwards
  E) 4.4  10-16 N westwards


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ms_sulzle

  • Sr. Member
  • ****
  • Posts: 320
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: C

Answer to Question 2

B


skymedlock

  • Member
  • Posts: 561
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

kishoreddi

  • Member
  • Posts: 329
Reply 3 on: Yesterday
Gracias!

« previous next »
 

Did you know?

Human neurons are so small that they require a microscope in order to be seen. However, some neurons can be up to 3 feet long, such as those that extend from the spinal cord to the toes.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.

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?

Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.

The process of osmosis. The process of osmosis.
Sample Diet for a College-Aged Female Weighing 132 Pounds, Assuming Light to Moderate Daily ... Sample Diet for a College-Aged Female Weighing 132 Pounds, Assuming Light to Moderate Daily ...
The process of urine formation. The process of urine formation.
Using a black light to spot leaks after adding dye to the oil. Using a black light to spot leaks after adding dye to the oil.
Light Light
Cancer cells can move to new locations in the body, a process called metastasis Cancer cells can move to new locations in the body, a process called metastasis
Video: Stomach peristalsis - Movement of Food Through the Small Intestine

For a complete list of videos, visit our video library