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Author Question: If you place a plane mirror vertically into water, and a dolphin moves toward it with a speed of 4 ... (Read 7 times)

lindiwe

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on: Jul 27, 2018
If you place a plane mirror vertically into water, and a dolphin moves toward it with a speed of 4 m/s, she will see her image move toward her at a relative speed of
 
  A) 6. m/s.
  B) 10. m/s.
  C) 2. m/s.
  D) 4. m/s.
  E) 8. m/s.

Question 2

The coil of a generator has 50 loops and a cross-sectional area of 0.25 m2. What is the maximum emf generated by this generator if it is spinning with an angular velocity of 4.0 rad/s in a 2.0 T magnetic field?
 
  A) 100. V
  B) 50. V
  C) 400. V
  D) 75. V
  E) 0. V


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Jayson

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Reply #1 on: Jul 27, 2018
Answer to Question 1

E

Answer to Question 2

A


lindiwe

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Reply 2 on: Jul 27, 2018
Gracias!

scottmt

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Reply 3 on: Yesterday
Excellent

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