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Author Question: In principle, a hologram is a result of which of the following properties of light? A) ... (Read 32 times)

jc611

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on: Jul 29, 2018
In principle, a hologram is a result of which of the following properties of light?
 
  A) Transmission
  B) Interference
  C) Refraction
  D) Reflection
  E) Dispersion

Question 2

Two equal forces are applied to a door at the doorknob. The first force is applied perpendicular to the door; the second force is applied at 30 to the plane of the door. Which force exerts the greater torque?
 
  A) the first applied perpendicular to the door
  B) the second applied at an angle
  C) both exert equal non-zero torques
  D) both exert zero torques
  E) Additional information is needed.


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jessofishing

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

B

Answer to Question 2

A


jc611

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Reply 2 on: Jul 29, 2018
Gracias!

ricroger

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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