Q.1
Gain of MESFET is _______ to transconductance.
  • a) directly proportional
  • b) indirectly proportional
  • c) exponentially dependent
  • d) does not depend on
Q.2
Transconductance gives the relationship of
  • a) Ids and Vds
  • b) Vds and Vgs
  • c) Ids and Vgs
  • d) Ids and d
Q.3
Output conductance gives the slope of linear characteristics.
  • a) true
  • b) false
Q.4
The transconductance value in cut off region is
  • a) Vds
  • b) 1
  • c) cannot be determined
  • d) 0
Q.5
GaAs device has
  • a) high bandwidth
  • b) high transconductance
  • c) low gate capacitance
  • d) all of the mentioned
Q.6
Transconductance is not influenced by transistor size.
  • a) true
  • b) false
Q.7
Switching speed does not depend on
  • a) gate length
  • b) gate voltage
  • c) carrier mobility
  • d) doping level
Q.8
The output conductance value in cut off region is
  • a) Vds
  • b) 1
  • c) cannot be determined
  • d) 0
Q.9
To improve the switching speed
  • a) voltage swing should be increased
  • b) voltage swing should be decreased
  • c) gate length should be increased
  • d) gate thickness should be increased
Q.10
The device turns off when
  • a) Vlow > Vt
  • b) Vlow < Vt
  • c) Vhigh < Vt
  • d) Vhigh > Vt
Q.11
For finding transconductance which is kept as constant?
  • a) Vss
  • b) Vdd
  • c) Vds
  • d) Vgs
Q.12
Transconductance value is same in linear and saturation region.
  • a) true
  • b) false
Q.13
In bipolar transistor, transconductance is _______ to collector current.
  • a) directly related
  • b) inversely related
  • c) exponentially related
  • d) not related
Q.14
Figure of merit does not depend on saturation velocity.
  • a) true
  • b) false
0 h : 0 m : 1 s