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Author Question: The most important, and least solvable, problem of coal power is generally agreed to be A) its ... (Read 42 times)

mia

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on: Jul 29, 2018
The most important, and least solvable, problem of coal power is generally agreed to be
 
  A) its contribution to global warming.
  B) accidents.
  C) lack of sufficient coal resources.
  D) its contribution to acid rain.
  E) waste disposal.

Question 2

A 60-kg swimmer suddenly dives horizontally from a 150-kg raft with a speed of 1.5 m/s. The raft is initially at rest. What is the speed of the raft immediately after the diver jumps if the water has negligible effect on the raft?
 
  What will be an ideal response?


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ong527

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

A

Answer to Question 2

0.60 m/s


mia

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Reply 2 on: Jul 29, 2018
:D TYSM

frankwu0507

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Reply 3 on: Yesterday
Excellent

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