Download App

6. Electromagnetic induction — Physics STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 SciencePhysics6. Electromagnetic induction1 Mark
MCQ
A device which converts electrical energy into mechanical energy is
  • A
    Dynamo
  • B
    generator
  • ✓
    Electric motor
  • D
    Induction coil
✓

Answer

Correct option: C.
Electric motor
c
(c) Electrical motor is used to convert electrical energy into mechanical energy.

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 "M.C.Q (1 Marks)" from 6. Electromagnetic induction→6. Electromagnetic induction — all question types→Physics STD 12 Science question papers→CBSE Board STD 12 Science question papers→CBSE Board question paper generator→

Similar questions

For a substance the average life for a-emission is 1620 years and for b emission is 405 years. After how much time the 1/4 of the material remains after a and b emission
→
Assertion : Magnetic moment of an atom is due to both, the orbital motion and spin motion of every electron.
Reason : A charged particle produces a magnetic field.
→
Gauss’s law is true for.
→
The property which differentiates two kinds of charges is called $........$?
→
The SI unit of volume charge density is:
→
A step-down transformer is connected to main supply $200\,V$ to operate a $6\,V$, $30\,W$ bulb. The current in primary is.....$A$
→
A light wave is incident normally on a glass slab of refractive index $1.5$. If $4\%$ of light gets reflected and the amplitude of the electric field of the incident light is $30\, V/m$, then the amplitude of the electric field for the wave propagating in the glass medium will be.......$ V/m$
→
Amount of light entering into the camera depends upon
→
The work function for metals $A, B$ and $C$ are respectively $1.92 eV, 2.0 eV$ and $5 eV$. According to Einstein’s equation, the metals which will emit photo electrons for a radiation of wavelength $4100 Å$ is/are
→
A galaxy is moving away from the earth at a speed of $286\, kms ^{-1}$. The shift in the wavelength of a red line at $630\, nm$ is $x \times 10^{-10}\, m$. The value of $x ,$ to the nearest integer, is........

[Take the value of speed of light $c,$ as $3 \times 10^{8}$ $\left. ms ^{-1}\right]$

→