For good performance the small dc motor should have magnetic to elect – McqOptions

MCQOPTIONS

1.	For good performance the small dc motor should have magnetic to electrical boarding ratio greater than 70.
A.	true
B.	false
Answer» C.

Discussion

No Comment Found

Related MCQs

For good performance the small dc motor should have magnetic to electrical boarding ratio greater than 70.
What is the formula of the magnetic to electrical boarding ratio?
What is the value of the reluctance factor in the calculation of the intensity of magnetic field?
What is the value of the demagnetizing coefficient if the total number of teeth is greater than 107?
The field current flowing in the conductor’s acts as demagnetizing force on the fraction tips of the magnet.
WHAT_IS_THE_VALUE_OF_THE_DEMAGNETIZING_COEFFICIENT_IF_THE_TOTAL_NUMBER_OF_TEETH_IS_GREATER_THAN_107??$
What is the formula of the magnetic to electrical boarding ratio?$
What_is_the_value_of_the_reluctance_factor_in_the_calculation_of_the_intensity_of_magnetic_field?$
What is the formula for the flux density for the PM motors?
For good performance the small dc motor should have magnetic to electrical boarding ratio greater than 70?