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Physics
List of top Physics Questions on Semiconductor electronics: materials, devices and simple circuits asked in Rajasthan PMT
If the input is given between A and C, then the output at the ends of R will be
Rajasthan PMT - 2009
Rajasthan PMT
Physics
Semiconductor electronics: materials, devices and simple circuits
The difference in the variation of resistance with temperature in a metal and a semiconductor arises essentially due to the difference in the
Rajasthan PMT - 2008
Rajasthan PMT
Physics
Semiconductor electronics: materials, devices and simple circuits
A light emitting diode
$(LED) $
has a voltage drop of
$2 \,V$
across it and passes a current of
$10 \,mA$
. When it operates with a
$6 \,V$
battery through a limiting resistor
$R$
. The value of
$R$
is :
Rajasthan PMT - 2007
Rajasthan PMT
Physics
Semiconductor electronics: materials, devices and simple circuits
In a triode valve, grid is used to control the plate current, because:
Rajasthan PMT - 2004
Rajasthan PMT
Physics
Semiconductor electronics: materials, devices and simple circuits
If in a diode valve, the plate potential becomes double, then plate current will be:
Rajasthan PMT - 2004
Rajasthan PMT
Physics
Semiconductor electronics: materials, devices and simple circuits