An electric motor makes 3,600 revolutions per minutes. How many degrees does it rotate in one second?
Choose the correct choice from the following options
A) 18.000 d/sec B) 28.000 d/sec C) 38.000 d/sec D) 21.600 d/sec E) 35.000 d/sec
3600 revolutions / minute   = 3600*360 degrees / 60 seconds   = 21600 degrees / second   21.600 d/sec
<result>D</result>
An electric motor makes 3,600 revolutions per minutes. How many degrees does it rotate in one second?