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Author Question: A wooden raft has a mass of 55 kg. When empty it floats in water (density with 64 of its volume ... (Read 133 times)

gbarreiro

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on: Jul 29, 2018
A wooden raft has a mass of 55 kg. When empty it floats in water (density with 64 of its volume submerged. What maximum mass of sand can be put on the raft without sinking it?
 
  What will be an ideal response?

Question 2

Four 2.0-C point are at the corners of a rectangle with sides of length 3.0 cm and 4.0 cm. What is the electric potential (relative to infinity) at the midpoint of the rectangle? (k = 1/40 = 9.0  109 N  m2/C2 )
 
  A) 1.3 MV
  B) 2.9 MV
  C) 3.5 MV
  D) 7.8 MV


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Dunkey

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

31 kg

Answer to Question 2

B


gbarreiro

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

AISCAMPING

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Reply 3 on: Yesterday
:D TYSM

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