Two coils have inductances of 8 mH and 18 mH and a co-efficient of coupling of 0.5. If the two coils are connected in series aiding, the total inductance will be______________?
(A) 32 mH
(B) 38 mH
(C) 40 mH
(D) 48 mH
Two coils have inductances of 8 mH and 18 mH and a co-efficient of coupling of 0.5. If the two coils are connected in series aiding, the total inductance will be______________?
| Share this... |
 Facebook
|
 Twitter
|
 Linkedin
|
 Whatsapp
|
Related Mcqs
- Previous:The core of a coil has a length of 200 mm. The inductance of coil is 6 mH. If the core length is doubled, all other quantities, remaining the same, the inductance will be_____________?
- Next:An e.m.f. of 16 volts is induced in a coil of inductance 4H. The rate of change of current must be______________?
Leave a Reply
Your email address will not be published. Required fields are marked *
