Author Question: A force of 17 N is applied to the end of a 0.63-m long torque wrench at an angle 45 from a line ... (Read 82 times)

torybrooks

  • Hero Member
  • *****
  • Posts: 500
A force of 17 N is applied to the end of a 0.63-m long torque wrench at an angle 45 from a line joining the pivot point to the handle. What is the magnitude of the torque about the pivot point produced by this force?
 
  A) 7.6 N  m
  B) 10.7 N  m
  C) 12.0 N  m
  D) 9.7 N  m

Question 2

One of the first atomic bombs released energy equivalent to that of 20,000 tons of TNT explosive. How much mass was converted to energy by this explosion, given that 1000 tons of TNT produce 4.3  1012 J of energy.
 
  Incidentally, modern H-bombs have energy yields 1000 times as much (c = 3.0  108 m/s)


ashely1112

  • Sr. Member
  • ****
  • Posts: 347
Answer to Question 1

A

Answer to Question 2

0.96 g



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Adults are resistant to the bacterium that causes Botulism. These bacteria thrive in honey – therefore, honey should never be given to infants since their immune systems are not yet resistant.

Did you know?

Computer programs are available that crosscheck a new drug's possible trade name with all other trade names currently available. These programs detect dangerous similarities between names and alert the manufacturer of the drug.

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.

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

A headache when you wake up in the morning is indicative of sinusitis. Other symptoms of sinusitis can include fever, weakness, tiredness, a cough that may be more severe at night, and a runny nose or nasal congestion.

For a complete list of videos, visit our video library