Author Question: A proton moving eastward with a velocity of 5.0 km/s enters a magnetic field of 0.20 T pointing ... (Read 26 times)

washai

  • Hero Member
  • *****
  • Posts: 523
A proton moving eastward with a velocity of 5.0 km/s enters a magnetic field of 0.20 T pointing northward. What are the magnitude and direction of the force that the magnetic field exerts on the proton? (e = 1.60  10-19 C)
 
  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

Question 2

A cylinder contains 1.50 moles of an ideal monatomic gas that is initially at a temperature of 317 K. If the gas gains 2730 J of heat and performs 780 J of work, what is its final temperature? (R = 8.31 J/mol  K)
 
  A) 359 K
  B) 421 K
  C) 526 K
  D) 687 K
  E) 756 K


spencer.martell

  • Sr. Member
  • ****
  • Posts: 342
Answer to Question 1

B

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Cyanide works by making the human body unable to use oxygen.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

For a complete list of videos, visit our video library