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Author Question: A lens of focal length 30.0 cm is made of a material with index of refraction 1.50 . What is the ... (Read 48 times)

nenivikky

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on: Jul 28, 2018
A lens of focal length 30.0 cm is made of a material with index of refraction 1.50 . What is the focal length of a lens with the same geometry but is made of material with an index of refraction 2.00?
 a. 40.0 cm
  c. 15.0 cm
  b. 60.0 cm
  d. 22.5 cm

Question 2

One way to heat a gas is to compress it. A gas at 1.00 atm at 25.0C is compressed to one tenth of its original volume, and it reaches 30.0 atm pressure. What is its new temperature?
 a. 1500 K
  c. 1192C
  b. 621C
  d. 919C


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anyusername12131

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

C

Answer to Question 2

B


nenivikky

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Reply 2 on: Jul 28, 2018
YES! Correct, THANKS for helping me on my review

ashely1112

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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