The speed of a separately excited dc motor is controlled below base speed by using a type-A SCR based chopper. The supply voltage is 220 V dc and the armature resistance is 0.5 Ω. Calculate the minimum value of firing angle if the motor drives a constant torque load requiring an average armature current of 30 A. - Study24x7
Social learning Network
Karan Singh
19 Jun 2023 01:32 PM study24x7 study24x7

 The speed of a separately excited dc motor is controlled below base speed by using a type-A SCR based chopper. The supply voltage is 220 V dc and the armature resistance is 0.5 Ω. Calculate the minimum value of firing angle if the motor drives a constant torque load requi...

See more

A

1/2

B

3/44

C

59/46

D

7/12

IIT-JEE Sciences
Like | 1 Comment Share
study24x7
Write a comment
Related Questions
500+   more Questions to answer

Popular Courses

Advanced Foundation Engineering All Levels English By Kousik Deb
Revision batch for Physics (12th cl... All Levels English By V PLUS U
NOC:Software Engineering All Levels English By Prof. Rajib Mall
Nutrition, Therapeutics and Health ... All Levels English By Dr. V. Vijaya Lakshmi
Soil and Water Conservation Enginee... All Levels English By Prof. Rajendra Singh
Farm Machinery All Levels English By Prof. VK Tewari
Featured Courses
Popular Pages

Featured Courses

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
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
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
CAPF(AC) | Test Series All Levels English By Ajabs Academy Pvt Ltd
FREE
5.0
NDA Exam Online Course 2021-2022 Beginners Level English By Sigma Classes 15,000 5.0
BESTSELLER
SSC CGL, CPO, CHSL, GD Comprehensive Course All Levels English By Topline Coaching 3,999 5.0

Popular Pages

SAT (Scholastic Assessment Test)

18 followers

Study24x7

1225 followers

Henry Harvin

61 followers

SSC Preparation Strategies & Study Mater...

1543 followers

Banking/IRDA

265 followers

DEFENCE EXAM PREPARATION

22 followers

RRB 2020-21 (Railway Jobs)

500 followers

Vivishka Learning and Test Series

343 followers

Results Alert

748 followers

RAU IAS COACHING

1611 followers

Get the App

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

study24x7
study24x7
Most Related Articles