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Author Question: Select the list which contains only SI basic units. A) liter, meter, second, watt B) ... (Read 41 times)

xclash

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Select the list which contains only SI basic units.
 
  A)
 
  liter, meter, second, watt
  B)
 
  joule, kelvin, kilogram, watt
  C)
 
  candela, kelvin, meter, second
  D)
 
  joule, newton, second, watt
  E)
 
  candela, joule, second, meter

Question 2

A lens of focal length 10.0 cm is placed in contact with another lens, the combination having a focal length of 20.0 cm. The focal length of the second lens is
 
  A)
 
  200 cm.
  B)
 
  -20.0 cm.
  C)
 
  -10.0 cm.
  D)
 
  10.0 cm.
  E)
 
  20.0 cm.



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jojobee318

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Answer to Question 1

C

Answer to Question 2

B




xclash

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Reply 2 on: Jul 29, 2018
Excellent


pangili4

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Reply 3 on: Yesterday
Wow, this really help

 

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