The resistance of a discharge tube is
  • A
    Ohmic
  • B
    Non-ohmic
  • C
    infinity
  • D
    Zero
AIPMT 1999, Easy
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
    In the circuit shown below, if the potential at point $A$ is taken to be zero, the potential at point $B$ is .............. $V$
    View Solution
  • 2
    The series combination of two batteries, both of the same emf $10 \mathrm{\;V},$ but different internal resistance of $20\; \Omega$ and $5\; \Omega,$ is connected to the parallel combination of two resistors $30\; \Omega$ and $\mathrm{R}\; \Omega .$ The voltage difference across the battery of internal resistance $20\; \Omega$ is zero, the value of $\mathrm{R}(\text { in } \Omega)$ is 
    View Solution
  • 3
    A $25\, W$, $ 220\, V$ bulb and a $100\, W$, $220\, V$ bulb are connected in parallel across a $440\, V$ line
    View Solution
  • 4
    The total power dissipated (in $watt$ ) in the circuit shown is
    View Solution
  • 5
    The colour coding on a carbon resistor is shown in the given figure. The resistance value of the given resistor is:
    View Solution
  • 6
    Two wires of the same material are given. The first wire is twice as long as the second and has twice the diameter of the second. The resistance of the first will be
    View Solution
  • 7
    Consider four conducting materials copper, tungsten, mercury and aluminium with resistivity $\rho_{ C }, \rho_{ T }, \rho_{ M }$ and $\rho_{ A }$ espectively Then:
    View Solution
  • 8
    An electric fan and a heater are marked as $100\, watt$, $220\, volt$ and $1000\, watt$, $220\, volt$ respectively. The resistance of the heater is
    View Solution
  • 9
    As the switch $S$ is closed in the circuit shown in figure, current passing through it is ................ $\mathrm{A}$
    View Solution
  • 10
    A wire has a resistance of $6  \,\Omega$. It is cut into two parts and both half values are connected in parallel. The new resistance is ................ $\Omega$
    View Solution