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The simple rotating loop between pole faces connected to a battery and resistor through a switch, the specifications of this machine are radius = 0.5m, length 1m, resistance = 0.3 ohms and magnitude strength = 0.25T is supplied with 120V. What is the steady state angular velocity at no-load?
  • a)
    480 rad/s
  • b)
    960 rad/s
  • c)
    320 rad/s
  • d)
    490 rad/s
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
The simple rotating loop between pole faces connected to a battery and...
 v = V/(2 x r x l x B)
= 120/(2 x 0.0005 x 1 x 0.25)
= 480 rad/s.
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The simple rotating loop between pole faces connected to a battery and resistor through a switch, the specifications of this machine are radius = 0.5m, length 1m, resistance = 0.3 ohms and magnitude strength = 0.25T is supplied with 120V. What is the steady state angular velocity at no-load?a)480 rad/sb)960 rad/sc)320 rad/sd)490 rad/sCorrect answer is option 'A'. Can you explain this answer?
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