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Home Q & A Board Science-Related Homework Help Physics Astronomy
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avaasadi avaasadi
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6 years ago
A blown fuse has
 
  A) moderate resistance.
  B) zero resistance.
  C) infinite (very large) resistance.

Question 2

In using ray tracing to graphically locate the image of an object that is placed in front of a mirror, describe three simple rays that you could draw that pass by the head of the object.
 
  What will be an ideal response?

Question 3

Consider two copper wires. One has twice the length and twice the cross-sectional area of the other. How do the resistances of these two wires compare?
 
  A) Both wires have the same resistance.
  B) The longer wire has twice the resistance of the shorter wire.
  C) The longer wire has four times the resistance of the shorter wire.
  D) The shorter wire has four times the resistance of the longer wire.
  E) The shorter wire has twice the resistance of the longer wire.

Question 4

What device converts mechanical energy into electrical energy?
 
  A) solenoid
  B) motor
  C) generator
  D) spectrometer
  E) transformer
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merana.potrosmerana.potros
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6 years ago
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avaasadi Author
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#2
6 years ago
White Heavy Checkmark Correct!
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