A rod (length = 10 cm) moves on two horizontal frictionless conducting rails, as shown. The magnetic field in the region is directed perpendicularly to the plane of the rails and is uniform and constant. If a constant force of 0.60 N moves the bar at a constant velocity of 2.0 m/s, what is the current through the 12-? load resistor?
a.
0.32 A
b.
0.34 A
c.
0.37 A
d.
0.39 A
e.
0.43 A
a
Physics & Space Science
You might also like to view...
What are the three modes of heat transfer?
What will be an ideal response?
Physics & Space Science
The sidereal drive on a telescope mounting must turn the telescope eastward about the polar axis
a. True b. False Indicate whether the statement is true or false
Physics & Space Science
What is the maximum velocity (in km/s) of a photoelectron emitted from a surface whose work function is 5.0 eV when illuminated by a light whose wavelength is 200 nm?
a. 460 b. 650 c. 420 d. 550 e. 1 480
Physics & Space Science
The Moon's crust is thickest on the ________ side
Fill in the blank(s) with correct word
Physics & Space Science