Download App

Electromagnetic Induction — JEE physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceJEE physicsElectromagnetic Induction1 Mark
MCQ
When the current through a solenoid increases at a constant rate, the induced current
  • A
    Is constant and is in the direction of the inducing current
  • ✓
    Is a constant and is opposite to the direction of the inducing current
  • C
    Increases with time and is in the direction of the inducing current
  • D
    Increases with time and opposite to the direction of the inducing current
✓

Answer

Correct option: B.
Is a constant and is opposite to the direction of the inducing current
(b) According to Lenz's law.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "MCQ" from Electromagnetic Induction→Electromagnetic Induction — all question types→JEE physics STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

A measure of the degree of disorder of a system is known as
→
$P-V$ diagram of a diatomic gas is a straight line passing through origin. The molar heat capacity of the gas in the process will be
→
The nature of sound waves in gases is
→
$A B$ is a wire of uniform resistance. The galvanometer $G$ shows no current when the length $A C=20 \mathrm{~cm}$ and $C B=80 \mathrm{~cm}$. The resistance $R$ is equal to

Image

→
Which of the following represents a volt
→
If a system undergoes contraction of volume then the work done by the system will be
→
In a $P$-type semiconductor
→
Wavelength of a $1 \mathrm{keV}$ photon is $1.24 \times 10^{-9} \mathrm{~m}$. What is the frequency of $1 \mathrm{MeV}$ photon
→
Why sun has elliptical shape on the time when rising and sun setting ? It is due to
→
In the following list, the only pair which have different dimensions, is
→