A long wire carrying a 2.0-A current is placed along the y axis. What is the magnitude of the magnetic field at a point 0.60 m along the x-axis?

A)

6.7 × 10-7 T
B)

13 × 10-7 T
C)

1.2 × 10-7 T
D)

6.7 T
E)

12 T


A

Physics & Space Science

You might also like to view...

Magnetic field lines come out of the south pole of a magnet and enter at the north pole

Indicate whether the statement is true or false

Physics & Space Science

An electric motor produces 2.0 hp in a Vrms = 120 V circuit. Using 1 hp = 746 W, how long would it take this motor to do 1.0 kWh of work?

a. 0.67 min b. 0.67 h c. 1.3 min d. 1.3 h

Physics & Space Science

A He-Ne laser, which produces light of wavelength 632.8 nm, is used to calibrate a diffraction grating. If the first-order maximum occurs at 20.5° from the central spot, what is the distance between the slits of the grating?

A) 0.905 µm B) 1.81 µm C) 2.20 µm D) 3.62 µm E) 4.52 µm

Physics & Space Science

Projectile Motion: A ball thrown horizontally from a point 24 m above the ground, strikes the ground after traveling horizontally a distance of 18 m. With what speed was it thrown, assuming negligible air resistance?

A. 6.1 m/s B. 7.4 m/s C. 8.1 m/s D. 8.9 m/s

Physics & Space Science