Home / Engineering / D.C. Generators / Question

N

Nisha Gupta • 2.32K Points
Master

Q.) Copper brushes in D.C. machine are used

(A) where low voltage and high currents are involved
(B) where high voltage and small cur-rents are involved
(C) in both of the above cases
(D) in none of the above cases
Correct answer : Option (A) - where low voltage and high currents are involved

Share

Discusssion

Login to discuss.