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Author Question: A 3.0-kg mass and a 5.0-kg mass hang vertically at the opposite ends of a rope that goes over an ... (Read 54 times)

Sportsfan2111

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on: Jul 29, 2018
A 3.0-kg mass and a 5.0-kg mass hang vertically at the opposite ends of a rope that goes over an ideal pulley. If the masses are gently released from rest, how long does it take for the 3.0-kg mass to rise by 1.0 m?
 
  A) 0.41 s
  B) 0.74 s
  C) 0.82 s
  D) 1.8 s
  E) 0.90 s

Question 2

An LRC ac circuit has a reactance (due to its capacitance) of 17 k, a reactance (due to its inductance) of 9.0 k, and a resistance of 28 k. What is the power factor of the circuit?
 
  A) 0.96
  B) 0.28
  C) 1.04
  D) 0.48


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CAPTAINAMERICA

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Reply #1 on: Jul 29, 2018
Answer to Question 1

E

Answer to Question 2

A


Sportsfan2111

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Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

6ana001

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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