Author Question: If you were to cut a small permanent bar magnet in half, A) neither piece would be magnetic. B) ... (Read 70 times)

biggirl4568

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If you were to cut a small permanent bar magnet in half,
 
  A) neither piece would be magnetic.
  B) one piece would be a magnetic north pole and the other piece would be a south pole.
  C) each piece would in itself be a smaller bar magnet with both north and south poles.
  D) None of these statements is true.

Question 2

A certain particle's energy is measured by a detector to within 1.0  10-18 J.
 
  What is the minimum uncertainty we can have in its arrival time at the detector? ( h = 1.055  10-34 J  s)
  A) 1.1  10-15 B) 1.1  10-12 C) 1.1  10-13 D) 1.1  10-16 E) 1.1  10-14



karmakat49

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Answer to Question 1

C

Answer to Question 2

D



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