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Author Question: A 7.0-kg bowling ball strikes a 2.0-kg pin. The pin flies forward with a velocity of 6.0 m/s; the ... (Read 63 times)

codyclark

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on: Jul 28, 2018
A 7.0-kg bowling ball strikes a 2.0-kg pin. The pin flies forward with a velocity of 6.0 m/s; the ball continues forward at 5.0 m/s. What was the original velocity of the ball?
 a. 4.0 m/s
  c. 6.7 m/s
  b. 5.7 m/s
  d. 3.3 m/s

Question 2

A Van de Graaff generator has a spherical dome of radius 12 cm. Operating in dry air, where atmospheric breakdown is at Emax = 3.0  106 N/C, what is the maximum charge that can be held on the dome? (ke = 8.99  109 Nm2/C2)
 a. 4.8  10-6 C
  c. 2.7  10-5 C
  b. 1.3  10-5 C
  d. 3.3  10-6 C


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ASDFGJLO

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Reply #1 on: Jul 28, 2018
Answer to Question 1

C

Answer to Question 2

A


codyclark

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Reply 2 on: Jul 28, 2018
Gracias!

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

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