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Author Question: A Nichrome wire has a radius of 0.50 mm and a resistivity of 1.5 10-6 Wm. If the wire carries a ... (Read 140 times)

jace

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A Nichrome wire has a radius of 0.50 mm and a resistivity of 1.5  10-6 Wm. If the wire carries a current of 1.0 A, what is the potential difference per unit length along this wire?
 a. 1.9 V/m
  c. 1.6 V/m
  b. 0.95 V/m
  d. 0.003 V/m

Question 2

A solid sphere, a solid cylinder, and a hoop each have the same mass and radius. If they are spinning at the same angular velocity, which one has the greatest rotational kinetic energy?
 a. the sphere
  b. the cylinder
  c. the hoop
  d. They all have the same rotational kinetic energy.



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jennafosdick

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Answer to Question 1

A

Answer to Question 2

C




jace

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review


komodo7

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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