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Author Question: 400 cm3 of mercury at 0C will expand to what volume at 50C? Mercury has a volume expansion ... (Read 84 times)

abern

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on: Jul 29, 2018
400 cm3 of mercury at 0C will expand to what volume at 50C? Mercury has a volume expansion coefficient of 180  10-6/C.
 
  A)
 
  450 cm3
 
  B)
 
  422.8 cm3
 
  C)
 
  409.7 cm3
 
  D)
 
  403.6 cm3
 
  E)
 
  401.8 cm3

Question 2

The small piston of a hydraulic lift has a diameter of 8.0 cm, and its large piston has a diameter of 40 cm. The lift raises a load of 15,000 N. (a) Determine the force that must be applied to the small piston.
 
  (b) Determine the pressure applied to the fluid in the lift.


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memslove

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

D

Answer to Question 2

(a) 600 N
(b) 1.2  105 Pa


abern

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Reply 2 on: Jul 29, 2018
Excellent

tandmlomax84

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Reply 3 on: Yesterday
Wow, this really help

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