MCQ
Two current elements $P$ and $Q$ have current voltage characteristics as shown below :

Which of the graphs given below represents current voltage characteristics when $P$ and $Q$ are in series.

  • A

  • B


  • D

Answer

Correct option: C.

c

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

Similar questions

Consider the two idealised systems $(i)$ a parallel plate capacitor with large plates and small separation and $(ii)$ a long solenoid of length $L >> R$, radius of cross-section. In $(i)\, E$ ideally treated as a constant between plates and zero outside. In $(ii)$ magnetic field is constant inside the solenoid and zero outside. These idealised assumptions, however, contradict fundamental laws as below
The angular magnification of a simple microscope can be increased by increasing
Two particles of equal masses are moving with equal speeds at an angle $60^o $. de-Broglie wavelength of these particles is $\lambda$ . Find de-Brooglie wavelength of the particles in the frame of centre of mass of particles 
A light of energy $12.75 \;eV$ is incident on a hydrogen atom in its ground state. The atom absorbs the radiation and reaches to one of its excited states. The angular momentum of the atom in the excited state is $\frac{x}{\pi} \times 10^{-17} \;eVs$. The value of $x$ is $........$ (use $h=4.14 \times 10^{-15} \;eVs , c=3 \times 10^8\;\left.ms ^{-1}\right)$
A wave equation which gives the displacement along the $Y$ direction is given by the equation $y = {10^4}\sin (60t + 2x)$, where $x$ and $y$ are in metres and $t$ is time in seconds. This represents a wave
If element with principal quantum number $n > 4$ were not allowed in nature, then the number of possible elements would be
A horizontal right angle pipe bend has crosssectional area $=$ $10 $ $cm^2$ and water flows through it at speed $=$ $20$ $m/s$. The force on the pipe bend due to the turning of water is ........ $N$
The net charge in a current carrying wire is zero still magnetic field exerts a force on it, because a magnetic field exerts force on
In the given network capacitance, ${C_1} = 10\,\mu \,F,\,{C_2} = 5\,\mu \,F$ and ${C_3} = 4\,\mu \,F$. What is the resultant capacitance between $A$ and $B$.......$\mu \,F$
Two coherent light sources $S_1$ and $S_2$ ($\lambda= 6000 Å$) are $1mm$ apart from each other. The screen is placed at a distance of $25 \,cm$ from the sources. The width of the fringes on the screen should be