A step down chopper is operated at 240V at duty cycle of 75%. Find the value of RMS switch (IGBT/MOSFET) current. Take R = 10 Ω. - Study24x7
Social learning Network
Goraksha Dadhich
27 Apr 2019 11:58 AM study24x7 study24x7

A step down chopper is operated at 240V at duty cycle of 75%. Find the value of RMS switch (IGBT/MOSFET) current. Take R = 10 Ω.

A

2.07 A

B

200 mA

C

1.58 A

D

2.4 A

Railways IIT-JEE Sciences
Like Comment | 1 Share
study24x7
Write a comment
  • geet sharma
    •  The switch could be anything, a IGBT, a SCR, a GTO etc. The current through the switch is the same as the current through the load for a step down chopper.
    Vo = Vs/1-α
    α = 0.75
    I = √α x Vs/R.

    See more

    Like
    Reply 27 Apr 2019 12:43 PM
    Related Questions
    500+   more Questions to answer

    Popular Courses

    Reasoning Special by Parwez Sir for... All Levels हिन्दी By Reasoning special by Parwez Alam
    Advanced Foundation Engineering All Levels English By Kousik Deb
    Revision batch for Physics (12th cl... All Levels English By V PLUS U
    RRB NTPC Previous Year Papers with ... All Levels हिन्दी By Just Asking - Lets check your knowl...
    NOC:Software Engineering All Levels English By Prof. Rajib Mall
    Nutrition, Therapeutics and Health ... All Levels English By Dr. V. Vijaya Lakshmi
    RRB NTPC Mock Test Free 2020 in Hin... All Levels हिन्दी By Topline Coaching
    Soil and Water Conservation Enginee... All Levels English By Prof. Rajendra Singh
    FREE MOCK TEST FOR SSC CGL All Levels English By SSC Preparation Strategies & Study ...
    Featured Courses
    Popular Pages

    Featured Courses

    BESTSELLER
    Reasoning Special by Parwez Sir for all Government... All Levels हिन्दी By Reasoning special by Parwez Alam
    FREE
    5.0
    English Special Course for SSC CGL, CPO, GD All Levels English By Topline Coaching 999 5.0
    Basic Crop Production Practices (BCPP) All Levels English By Prof. J. R. Yadav Dr. Vinod Kumar Dr. Sharwan Kuma...
    FREE
    5.0
    Issues in Bioethics (Video) All Levels English By Dr. Sreekumar Nellickappilly
    FREE
    5.0
    RRB NTPC Previous Year Papers with keys - In Hindi All Levels हिन्दी By Just Asking - Lets check your knowledge
    FREE
    5.0
    Online Free SSC Mock Tests All Levels English By Topline Coaching
    FREE
    4.5
    Dairy and Food process and products technology All Levels English By Prof. Tridib Kumar Goswami
    FREE
    4.5
    RRB JE Biology course All Levels English By Ashok Meena
    FREE
    4.5
    Math Special Course for SSC CGL, CPO, GD All Levels हिन्दी By Topline Coaching 999 5.0
    Soil Science and Technology All Levels English By Prof. Somsubhra Chakraborty
    FREE
    4.5

    Popular Pages

    SAT (Scholastic Assessment Test)

    18 followers

    Reasoning special by Parwez Alam

    148 followers

    Study24x7

    1225 followers

    Henry Harvin

    61 followers

    SSC Preparation Strategies & Study Mater...

    1543 followers

    CBSE Study Materials

    86 followers

    Banking/IRDA

    265 followers

    DEFENCE EXAM PREPARATION

    22 followers

    RRB 2020-21 (Railway Jobs)

    500 followers

    Topline Coaching

    3613 followers

    Get the App

    Download the Study24x7 App, so you can connect and collaborate.

    study24x7
    study24x7
    Most Related Articles