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Author Question: What is Kirchhoffs 1st equation for this junction? a. I1 = I2 + I3 b. I2 = I1+ I2 ... (Read 68 times)

casperchen82

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on: Jul 28, 2018

What is Kirchhoffs 1st equation for this junction?
   


   
  a.
  I1 = I2 + I3
   
  b.
  I2 = I1+ I2
   
  c.
  I3 = I1 + I2
   
  d.
  I1 + I2 + I3 = 0

Question 2

A car travels north at 30 m/s for one half hour. It then travels south at 40 m/s for 15 minutes. The total distance the car has traveled and its displacement are:
 a. 18 km; 18 km S.
  b. 36 km; 36 km S.
  c. 36 km; 36 km N.
  d. 90 km; 18 km N.
  e. 90 km; 36 km N.


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manuelcastillo

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

d

Answer to Question 2

d


casperchen82

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Reply 2 on: Jul 28, 2018
Excellent

brbarasa

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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