Download App

Magnetic Effect of Current — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsMagnetic Effect of Current1 Mark
MCQ
Two similar coils are kept mutually perpendicular such that their centres coincide. At the centre, find the ratio of the magnetic field due to one coil and the resultant magnetic field by both coils, if the same current is flown
  • ✓
    $1: \sqrt{2}$
  • B
    1 : 2
  • C
    2 : 1
  • D
    $\sqrt{3}: 1$
✓

Answer

Correct option: A.
$1: \sqrt{2}$
(a) $1: \sqrt{2}$

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 Magnetic Effect of Current→Magnetic Effect of Current — all question types→Physics STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

The combination of the gates shown in the figure below produces
→
Find out the value of current through $2\,\Omega$ resistance for the given circuit ............ $A$
→
The electric potential at the centre of a charged solid sphere of metal is:
→
A conducting rod $AB$ of length $l = 1\,M$ is moving at a velocity $v = 4 \,m/sec$. Making an angle $30^o$ with it's length A uniform magnetic field $B = 2\,T$ exists in  a direction perpendicular to plane of motion then
→
A ray of light makes normal incidence on the diagonal face of a right angled prism as shown in figure. If $\theta  = 37^o$ , then the angle of deviation is......$^o$ $(sin37^o = 3/5)$
→
In Cu-Fe couple, the flow of current at the temperature of inversion is
→
A charged body has an electric flux $F$ associated with it. Now if the body is place inside a conducting shell then the electric flux outside the shell is:
→
When a proton is accelerated through $1\,V$, then its kinetic energy will be.....$eV$
→
The number of photo electrons emitted for light of a frequency $\nu$ (higher than the threshold frequency $\nu_0$) is proportional to
→
If the potential difference applied to the tube is doubled and the separation between the filament and the target is also doubled, the cutoff wavelength:
→