This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: An 8.0 kg-m2 wheel with 155. Joules of rotational kinetic energy requires what torque to bring it to ... (Read 58 times)

jhjkgdfhk

  • Hero Member
  • *****
  • Posts: 569
on: Jul 27, 2018
An 8.0 kg-m2 wheel with 155. Joules of rotational kinetic energy requires what torque to bring it to rest in 4.0 s?
 
  A) -1.6 N-m
  B) -1.2 N-m
  C) +0.88 N-m
  D) -1.8 N-m
  E) -1.0 N-m

Question 2

What is the ionization energy of singly ionized helium?
 
  A) 54.4 eV
  B) 13.6 eV
  C) 27.2 eV
  D) 6.80 eV
  E) 36.4 eV


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

katkat_flores

  • Sr. Member
  • ****
  • Posts: 328
Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

A


jhjkgdfhk

  • Member
  • Posts: 569
Reply 2 on: Jul 27, 2018
Gracias!

lcapri7

  • Member
  • Posts: 350
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

The effects of organophosphate poisoning are referred to by using the abbreviations “SLUD” or “SLUDGE,” It stands for: salivation, lacrimation, urination, defecation, GI upset, and emesis.

Did you know?

The average human gut is home to perhaps 500 to 1,000 different species of bacteria.

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?

If all the neurons in the human body were lined up, they would stretch more than 600 miles.

The lepidosaur kinetic skull The lepidosaur kinetic skull
Rotational symmetry in proteins Rotational symmetry in proteins
Energy changes in reactions. Energy changes in reactions.
Free Energy Rules: The Second Law in Open Systems Free Energy Rules: The Second Law in Open Systems
Solar energy heats the atmosphere, creates seasons, and causes air to circulate Solar energy heats the atmosphere, creates seasons, and causes air to circulate
How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C How much heat energy in Joules is required to heat 16.0 g of copper from 23.0 °C
Video: hGH (protein synthesis, growth and development)

For a complete list of videos, visit our video library