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Author Question: A speed boat requires 80 kW to move at a constant speed of 12 m/s. What is the resistive force of ... (Read 129 times)

RRMR

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  • Posts: 557
on: Jul 28, 2018
A speed boat requires 80 kW to move at a constant speed of 12 m/s. What is the resistive force of the water at this speed?
 a. 2700 N
  c. 6700 N
  b. 5300 N
  d. 7700 N

Question 2

If the size of the charge value is tripled for one of two point charges maintained at a constant separation, the mutual force between them will be changed by what factor?
 a. 3.0
  c. 9.0
  b. 1/9
  d. 0.33


Hikerman221

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

C

Answer to Question 2

A


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