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Author Question: Two long parallel wires 40 cm apart are carrying currents of 10 A and 30 A in the opposite ... (Read 89 times)

saliriagwu

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on: Jul 28, 2018
Two long parallel wires 40 cm apart are carrying currents of 10 A and 30 A in the opposite direction. What is the magnitude of the magnetic field halfway between the wires?
 a. 3.0  105 T
  c. 1.0  105 T
  b. 2.0  105 T
  d. 4.0  105 T

Question 2

A 0.20-kg object is attached to a spring with spring constant k = 10 N/m and moves with simple harmonic motion over a horizontal, frictionless surface. At the instant that it is displaced from equilibrium by -0.060 m, what is its acceleration?
 a. 360 m/s2
  c. 3.0 m/s2
  b. -30 m/s2
  d. 0.18 m/s2


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JCABRERA33

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

D

Answer to Question 2

C


saliriagwu

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Reply 2 on: Jul 28, 2018
Excellent

carlsona147

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Reply 3 on: Yesterday
:D TYSM

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