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Author Question: A square coil, enclosing an area with sides 3.0 cm long, is wrapped with 2500 turns of wire. A ... (Read 66 times)

MGLQZ

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on: Jul 28, 2018
A square coil, enclosing an area with sides 3.0 cm long, is wrapped with 2500 turns of wire. A uniform magnetic field perpendicular to its plane is turned on and increases to 0.12 T during an interval of 1.0 s. What average voltage is induced in the coil?
 a. 2.5 V
  c. 1.2 V
  b. 0.27 V
  d. 0.12 V

Question 2

Consider two steel rods, A and B. B has three times the area and twice the length of A, so Young's modulus for B will be what factor times Young's modulus for A?
 a. 3.0
  c. 1.5
  b. 0.5
  d. 1.0


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kjo;oj

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

B

Answer to Question 2

D


MGLQZ

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Reply 2 on: Jul 28, 2018
Excellent

nyrave

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Reply 3 on: Yesterday
Gracias!

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