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Author Question: An 8.0 kg-m2 wheel with 155. Joules of rotational kinetic energy requires what torque to bring it to ... (Read 63 times)

jhjkgdfhk

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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


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katkat_flores

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Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

A


jhjkgdfhk

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  • Posts: 569
Reply 2 on: Jul 27, 2018
Great answer, keep it coming :)

31809pancho

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Reply 3 on: Yesterday
Gracias!

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