Author Question: What material was used as fuel in the world's first nuclear reactor? A) 14C B) 238U C) 235U D) 2H ... (Read 93 times)

dmcintosh

  • Hero Member
  • *****
  • Posts: 517
What material was used as fuel in the world's first nuclear reactor?
 
  A) 14C B) 238U C) 235U D) 2H E) 239Pu

Question 2

A barge is 15.0 m wide and 75.0 m long and has vertical sides. The bottom of the hull is 1.20 m below the water surface. What is the weight of the barge and its cargo, if it is floating in fresh water of density 1000 kg/m3?
 
  A) 22.6 MN
  B) 13.2 MN
  C) 1.35 MN
  D) 1.13 MN
  E) 11.3 MN



diesoon

  • Sr. Member
  • ****
  • Posts: 353
Answer to Question 1

C

Answer to Question 2

B



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.

Did you know?

In 2010, opiate painkllers, such as morphine, OxyContin®, and Vicodin®, were tied to almost 60% of drug overdose deaths.

Did you know?

The average office desk has 400 times more bacteria on it than a toilet.

Did you know?

Asthma cases in Americans are about 75% higher today than they were in 1980.

For a complete list of videos, visit our video library