Author Question: After a proton with an initial speed of 1.50 105 m/s has increased its speed by accelerating ... (Read 241 times)

SAVANNAHHOOPER23

  • Hero Member
  • *****
  • Posts: 542
After a proton with an initial speed of 1.50  105 m/s has increased its speed by accelerating through a potential difference of 0.100 kV, what is its final speed? (e = 1.60  10-19 C , mproton = 1.67  10-27 kg)
 
  A) 3.55  105 m/s
  B) 8.80  105 m/s
  C) 2.04  105 m/s
  D) 4.56  105 m/s
  E) 1.55  106 m/s

Question 2

An ideal solenoid having 200 turns and carrying a current of 2.0 A is 25 cm long. What is the magnitude of the magnetic field at the center of the solenoid? (0 = 4  10-7 T  m/
 
  A)



kswal303

  • Sr. Member
  • ****
  • Posts: 316
Answer to Question 1

C

Answer to Question 2

2.0 mT



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Since 1988, the CDC has reported a 99% reduction in bacterial meningitis caused by Haemophilus influenzae, due to the introduction of the vaccine against it.

Did you know?

A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.

Did you know?

Only 12 hours after an egg cell is fertilized by a sperm cell, the egg cell starts to divide. As it continues to divide, it moves along the fallopian tube toward the uterus at about 1 inch per day.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

For a complete list of videos, visit our video library