The resistivity $(\rho)$ of semiconductor varies with temperature. Which of the following curve represents the correct behaviour
  • A

  • B

  • C

  • D

JEE MAIN 2023, Medium
art

Download our app
and get started for free

Experience the future of education. Simply download our apps or reach out to us for more information. Let's shape the future of learning together!No signup needed.*

Similar Questions

  • 1
    You are given several identical resistances each of value $R = 10\,\Omega $ and each capable of carrying maximum current of $1\, ampere$. It is required to make a suitable combination of these resistances to produce a resistance of $5\,\Omega $ which can carry a current of $4\, amperes$. The minimum number of resistances of the type $R$ that will be required for this job
    View Solution
  • 2
    Net resistance between $X$ and $Y$ is ............... $\Omega$
    View Solution
  • 3
    A $1\,m$ long copper wire carries a current of $1\,A$. If the cross section of the wire is $2.0\,mm ^{2}$ and the resistivity of copper is $1.7 \times 10^{-8}\,\Omega\,m$. the force experienced by moving electron in the wire is $\times 10^{-23}\,N$. (charge on electron $=1.6 \times 10^{-19}\,C$ )
    View Solution
  • 4
    All wires have same resistance and equivalent resistance between $A$ and $B$ is $R$. Now keys are closed, then the equivalent resistance will become
    View Solution
  • 5
    Ohm's law is true
    View Solution
  • 6
    The electric field $E$, current density $J$ and conductivity $\sigma$ of a conductor are related as
    View Solution
  • 7
    Under what conditions current passing through a resistance $R$ can be increased by short circuiting the battery of emf $E_2$. The internal resistances of the two batteries are $r_1$ and $r_2$ respectively
    View Solution
  • 8
    What is the equivalent resistance between $A$ and $B$
    View Solution
  • 9
    In the circuit shown in figure, the heat produced in $5\, ohm $ resistance is $10\, cal / sec$ . The heat produced in $4$ resistance is ................ $cal /sec$
    View Solution
  • 10
    The two ends of a uniform conductor are joined to a cell of $e.m.f.$ $E$ and some internal resistance. Starting from the midpoint $P$ of the conductor, we move in the direction of current and return to $P$. The potential $V$ at every point on the path is plotted against the distance covered $(x)$. Which of the following graphs best represents the resulting curve
    View Solution