Download App

Current Electricity — Physics STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 SciencePhysicsCurrent Electricity1 Mark
MCQ
The effective resistance between points $A$ and $B$ is
  • ✓
    $10 \Omega$
  • B
    $20 \Omega$
  • C
    $40 \Omega$
  • D
    None of the above three values
✓

Answer

Correct option: A.
$10 \Omega$
$10 \Omega$

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

Similar questions

A closely wound flat circular coil of $25$ turns of wire has diameter of $10 \ cm$ and carries a current of $4$ ampere. Determine the flux density at the centre of a coil
→
Assertion : The comet do not obey Kepler's laws of planetary motion
Reason     :  The comet do not have elliptical orbit(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.(c) If assertion is true but reason is false.(d) If the assertion and reason both are false.
 
 
 
 
→
Photo cells are used for the(a) Reproduction of pictures from the cinema film(b) Reproduction of sound from the cinema film(c) Automatic switching of street light(d) (b) and (c) both
 
 
 
 
→
According to Bohr's theory, the electron in orbits have definite energy values, then according to uncertainty principle, the life time of an excited state will be:
→
When forward bias is applied to a $P-N$ junction, then what happens to the potential barrier $V_B$, and the width of charge depleted region $x$
→
A short magnetic needle is pivoted in a uniform magnetic field of strength $1 T .$ When another magnetic field of strength $\sqrt{3} \mathrm{~T}$ is applied to the needle in a perpendicular direction, the needle deflects through an angle $\theta$, where $\theta$ is
→
Energy conversion in a photoelectric cell takes place from(a) Chemical to electrical(b) Magnetic to electrical(c) Optical to electrical(d) Mechanical to electrical
   
   
→
A parallel plate capacitor carries a charge  $q.$ The distance between the plates is doubled by application of a force. The work done by the force is
→
Four charges +Q, -Q, +Q, -Q  are placed at the corners of a square taken in order. At the centre of the square(a) E = 0, V = 0 (b) E = 0, V ≠ 0 (c) E ≠ 0, V = 0 (d) E = 0, V ≠ 0
       
→
What happens to fringe width in the Young's double slit experiment, if it is performed in glycerine instead of air?
→