Two long parallel wires separated by 4.0 mm each carry a current of 24 A. These two currents are in the same direction. What is the magnitude of the magnetic field at a point that is between the two wires and 1.0 mm from one of the two wires?
A. 4.8 mT
B. 6.4 mT
C. 3.2 mT
D. 9.6 mT
E. 5.3 mT
Answer: C
You might also like to view...
Which of the following is NOT one of the four stages in the development of a terrestrial planet?
a. flooding b. cratering c. slow surface evolution d. fusion of hydrogen to helium e. differentiation
A projectile is projected from the origin with a velocity of 20.0 m/s at an angle of 30.0 degrees above the horizontal. The projectile lands on a roof that is 4.00 m height. What is the time when the projectile hits the roof?
A. 1.11 s B. 1.27 s C. 1.33 s D. 1.49 s E. 1.67 s
A total impedance of an RC circuit with a capacitance of 40.0 ?F is 800 ?. If the frequency of the applied ac voltage is 18.0 Hz, what is the resistance of the circuit?
A) 569 ? B) 669 ? C) 769 ? D) 869 ? E) 800 ?
A gas is placed in a container, which is immersed in an ice-water mixture as shown below
As the piston is slowly lowered, the temperature...