To a germanium sample, traces of gallium are added as an impurity. The resultant sample would behave like
  • A
    A conductor
  • BA $P-$type semiconductor
  • CAn $N-$type semiconductor
  • DAn insulator $\text{[MP PMT 2001]}$
[AIIMS 2003]
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 a $P N$-junction
    View Solution
  • 2
    An NPN-transistor circuit is arranged as shown in figure. It is
    Image
    View Solution
  • 3
    (USS 133) Indium impurity in germanium makes
    View Solution
  • 4
    In intrinsic semiconductor at room temperature, number of electrons and holes are
    View Solution
  • 5
    In $P$-type semiconductor the majority and minority charge carriers are respectively
    View Solution
  • 6
    When a semiconductor is heated, its resistance
    View Solution
  • 7
    Wires $P$ and $Q$ have the same resistance at ordinary (room) temperature. When heated, resistance of $P$ increases and that of $Q$ decreases. We conclude that
    View Solution
  • 8
    The cut-in voltage for silicon diode is approximately
    View Solution
  • 9
    $P$-type semiconductors are made by adding impurity element
    View Solution
  • 10
    Due to S.C.R in vacuum tube
    View Solution