Last Updated On [03-11-2023]
With a change of load resistance of a triode, used as an amplifier, from 
to 
, its voltage amplification changes from 25 to 30. Plate resistance of the triode is
a)
25 
b)
75 
c)
7.5 
d)
2.5 
With a change of load resistance of a triode, used as an amplifier, from to , its voltage amplification changes from 25 to 30. Plate resistance of the triode is
a)
25
b)
75
c)
7.5
d)
2.5
Question ID - 151281 :-
With a change of load resistance of a triode, used as an amplifier, from to , its voltage amplification changes from 25 to 30. Plate resistance of the triode is
a)
25
b)
75
c)
7.5
d)
2.5
|
With a change of load resistance of a triode, used as an amplifier, from |
|||||||
|
a) |
25 |
b) |
75 |
c) |
7.5 |
d) |
2.5 |
|
(a) Voltage amplification
and On solving equations (i) and (ii), |
…(ii)
Next Question :
In the adjoining circuit, the battery 
has an 
of 
and zero internal resistance while the battery 
has an 
of 
If the galvanometer 
reads zero, then the value of the resistance 
in 
is
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