Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • Medical
  • The current (I) in the inductance is varying with time according to the plot shown in figure. <img alt=

The current (I) in the inductance is varying with time according to the plot shown in figure.

Which one of the following is the correct variation of voltage with time in the coil?

Option: 1


Option: 2


Option: 3


Option: 4


Answers (1)

best_answer

As we learnt in 

Faraday Second Law of Induction emf -

varepsilon = frac{-dphi }{dt}= -Lfrac{dI}{dt}

-

 

 

\varepsilon =L\frac{dI}{dt}

\frac{dI}{dt}= slope of graph

for 0<t<T/2, slope is positive & constant

T/2<t<T, slope is negative & constant

Hence only d represent correct value of V.

Posted by

vishal kumar

View full answer

NEET 2024 Most scoring concepts

    Just Study 32% of the NEET syllabus and Score up to 100% marks

Similar Questions

Trending Articles/News

anam-khan

NTA Overhaul: 1,000 secure exam centres, biometrics to prevent fraud, question paper changes, suggests panel
anam-khan

NEET syllabus 2025 out; NMC uploads subject-wise topics
anam-khan

What changes in NEET UG? Experts’ panel suggests multi-stage exam, security overhaul, simpler process to NTA

Latest Question