Answer / pradeep

stepper motor

Answer / sanjay chaudhary

only stepper motor used

Answer / adesh bandhu

stepper motor becoz stepper motor rotation(step) can be
contoled accordingly.

Answer / sunil parmar,nirma uni.

BRUSHLESS DC MOTOR IS THE RIGHT ANSWER

THERE ARE LARGE STEP ANGLE REQUIRED IN CPU AS PER SPEED
REQUIREMET AND IT DEPENDS ON HEATING OF DIODES IN THE
CIRCUIT OF CPU......
SO, THE STEPPER MOTOR IS USED ONLY WHERE SMALL STEP ANGLES
ARE REQUIRED....

BRUSHLESS DC MOTOR HAS LESS LOSS,LOW POWER CONSUMPTION AND
HIGH PERFORMANCE THAN STEPPER MOTOR

Answer / ayan

I THINK BRUSHLESS DC MOTOR IS DA RIGHT ANSWER.

MANY OF MY FRIENDS CHOOSE STEPPER MOTORS FOR
THEIR CORRECT ANSWER.BUT AS STRPPER MOTOR BUT
BRUSHLESS DC MOTOR.

STEPPER MOTORS ARE USED FOR SAMLL STEP SIGNALS
WHERE AS BRUSHLESS DC MOTORS ARE USED AS PER SPEED
SIGNAL AS GENERATED IN CPUs.

Answer / sherrysethi

DC brushless is the most common type used. It is quiet, and has no tendencies to produce noise signals that could interfere with the computer's operation.

Answer / niloy datta

Both answers are right..
brushless DC motor is used for cooling purposes both in
motherboard and in SMPS.
stepper motor is used in hard disc ( it needs specific
control to aquire data from disc pallet)

Answer / mani

here lot of friends says stepper motor is preffered for CPU
but sherrysethi said Breshless DC motor is used i think
this is the correct answer if any doubts pls reffer the
site (http://www.dart-creations.com/business-
tree/auto/brushless_dc_motors.html)thank you

Answer / ree

high speed spindle motor

Answer / venkates

stepper motor with rotate

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