Join now for JEE/NEET and also prepare for Boards Learn Science & Maths Concepts for JEE, NEET, CBSE @ Rs. 99! Register Now
Hey there! We receieved your request
Stay Tuned as we are going to contact you within 1 Hour
One of our academic counsellors will contact you within 1 working day.
Click to Chat
1800-5470-145
+91 7353221155
CART 0
Use Coupon: CART20 and get 20% off on all online Study Material
Welcome User
OR
LOGIN
Complete Your Registration (Step 2 of 2 )
Sit and relax as our customer representative will contact you within 1 business day
OTP to be sent to Change
Self induced EMF opposes the applied voltage due to the changing current (AC). The common name for this device is an “inductor”. They are used in an innumerable number of circuits in power and electronics for many different purposes.
The very common use of this device is to limit the current through a discharge lamp like fluorescent tubes. Mercury and sodium vapour lamps when the lamp is on. This device is called a ballast or choke. It (chokes the current). The ballast or choke performs another function too. When the starter interrupts the current through the tube the rapidly collapsing magnetic field produces a very high voltage that ignites the tube.
Get your questions answered by the expert for free
You will get reply from our expert in sometime.
We will notify you when Our expert answers your question. To View your Question
Win Gift vouchers upto Rs 500/-
Register Yourself for a FREE Demo Class by Top IITians & Medical Experts Today !