The working of dynamo is based on the principle of : - Vidyadip

MCQ

The working of dynamo is based on the principle of :

A
heating effect of electric current
✓
electromagnetic induction
C
magnetic induction
D
electric induction

✓

Answer

Correct option: B.

electromagnetic induction

B

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 Alternating Current→Alternating Current — all question types→Physics STD 12 Science question papers→Rajasthan Board STD 12 Science question papers→Rajasthan Board question paper generator→

Similar questions

Biological importance of Ozone layer is

For ferromagnetic material, the relative permeability $\left.(\mu_r\right)$ versus magnetic intensity $(H)$ has the following shape

The fundamental particles of the nucleus of an atom are :

Critical angle of light passing from glass to air is minimum for(a) Red(b) Green(c) Yellow(d) Violet

The magnetic compass is not useful for navigation near the magnetic poles, since:

Which of the following transition will have highest emission wavelength(a) n = 2 to n = 1 (b) n = 1 to n = 2 (c) n = 2 to n= 5 (d) n = 5 to n = 2

If $\mathrm{E}=\mathrm{at}+\mathrm{bt}^2,$ what is the temperature of inversion

Choose the correct statement(a) When we heat a semiconductor its resistance increases (b) When we heat a semiconductor its resistance decreases (c) When we cool a semiconductor to 0 K then it becomes super conductor(d) Resistance of a semiconductor is independent of temperature

The relation between peack current $I_{0}$ and root mean square $I_{rms}$ is :

Which of the following is not according to addition law of binary digits ?