SSC JE Electrical Engineering 2017 Set 4 Paper

Question : 182 of 200

Marks: +1, -0

The speed of a DC motor is ___

Solution:

Speed of DC motor is directly proportional to back EMF and inversely proportional to flux.
EMF

∝ \ϕ\ω

ϕ

= flux per pole

(W_b

)
ω = speed of armature (RPM)

Go to Question:

Prev Question

Next Question