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Author Question: A 4.0-cm tall object is placed along the principal axis of a thin, convex lens of 30.0-cm focal ... (Read 42 times)

audie

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on: Jul 28, 2018
A 4.0-cm tall object is placed along the principal axis of a thin, convex lens of 30.0-cm focal length. If the object distance is 40.0 cm, which of the following best describes the image distance and height, respectively?
 a. 17.3 cm and 7.0 cm
  c. 120 cm and 1.3 cm
  b. 17.3 cm and 1.3 cm
  d. 120 cm and 12 cm

Question 2

The value 1.38  10-23 J/K is known as:
 a. the universal gas constant.
  c. Avogadro's number.
  b. Boltzmann's constant.
  d. the molar specific.


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ricroger

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

D

Answer to Question 2

B


audie

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Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

debra928

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Reply 3 on: Yesterday
Excellent

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