Download Aptitude Crack
img not found img not found

Power Electronics - Engineering

Q1:

A dc chopper V = 500 V feeds an electric fraction dc series motor. The chopping frequency is 400 Hz. The series inductance required to limit the maximum current swing to 10 A is

A 20 mH

B about 31 mH

C about 51 mH

D about 92 mH

ANS:B - about 31 mH

.