Author Question: Consider two long, straight parallel wires, each carrying a current I. If the currents are flowing ... (Read 100 times)

maegan_martin · **on:** Jul 28, 2018

Consider two long, straight parallel wires, each carrying a current I. If the currents are flowing in the same direction:
a. the two wires will attract each other.
b. the two wires will repel each other.
c. neither wire will exert a force on the other.
d. the two wires will exert a torque on each other.

Question 2

A mass of 0.40 kg, attached to a spring with a spring constant of 80 N/m, is set into simple harmonic motion. What is the magnitude of the acceleration of the mass when at its maximum displacement of 0.050 m from the equilibrium position?
a. zero
c. 10 m/s2
b. 5 m/s2
d. 20 m/s2