« previous next »

Author Question: A charged particle moves in a region of uniform magnetic field along a helical path (radius = 4.0 ... (Read 97 times)

olgavictoria

  • Hero Member
  • *****
  • Posts: 528
on: Jul 28, 2018
A charged particle moves in a region of uniform magnetic field along a helical path (radius = 4.0 cm, pitch = 20 cm, period = 2.0 ms). What is the speed of the particle as it moves along this path?
 a. 0.13 km/s
  b. 0.10 km/s
  c. 0.16 km/s
  d. 0.23 km/s
  e. 0.06 km/s

Question 2

Two single charged ions moving perpendicularly to a uniform magnetic field (B = 0.40 T) with speeds of 5 000 km/s follow circular paths that differ in diameter by 5.0 cm. What is the difference in the mass of these two ions?
 a. 2.6  1028 kg
  b. 6.4  1028 kg
  c. 3.2  1028 kg
  d. 5.1  1028 kg
  e. 1.1  1028 kg


katara

  • Sr. Member
  • ****
  • Posts: 305
Reply #1 on: Jul 28, 2018
Answer to Question 1

c

Answer to Question 2

c


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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?

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

Did you know?

Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.

Jacob, Monod, and Pardee's hypothesis for the function of the lacI region Jacob, Monod, and Pardee's hypothesis for the function of the lacI region
Linear alopecia developed in this man from daily wearing of his military uniform cap Linear alopecia developed in this man from daily wearing of his military uniform cap
The Spinal Cord, The Spinal Cord and Spinal Nerves; Close-up of the Caudal Region of the Spinal Nerv The Spinal Cord, The Spinal Cord and Spinal Nerves; Close-up of the Caudal Region of the Spinal Nerv
Placing sterile item on a sterile field Placing sterile item on a sterile field
Transferring Sterile Solutions onto a Sterile Field Transferring Sterile Solutions onto a Sterile Field
Region’s Culture in International Context Region’s Culture in International Context
Video: Hyperglycemia Animation

For a complete list of videos, visit our video library