Center-Tapped Transformer :
Generally, during the positive half cycles D1 is ............... & D2 is ...............
Generally, during the positive half cycles D1 is ............... & D2 is ...............
Anonymous Quiz
15%
revers ebiased- - forward biased
85%
forward biased- revers ebiased
An operational amplifier (op amp) behaves like a:
Anonymous Quiz
11%
Voltage-controlled current source
7%
Current-controlled voltage source
81%
Voltage-controlled voltage source
1%
Current-controlled current source
The ideal characteristics of an op amp include:
Anonymous Quiz
18%
Finite open-loop gain, infinite input resistance, and zero output resistance
64%
Infinite open-loop gain, infinite input resistance, and zero output resistance
9%
Infinite open-loop gain, finite input resistance, and zero output resistance
8%
Infinite open-loop gain, infinite input resistance, and finite output resistance
In an inverting amplifier, the voltage gain is:
Anonymous Quiz
82%
Av = -Rf/R1
3%
Av = Rf/R1
11%
Av = 1 + Rf/R1
4%
Av = -1 - Rf/R1
The power dissipated by the zener diode is determined by
Anonymous Quiz
6%
PZ =VZ - IZ
5%
PZ =VZ + IZ
11%
PZ =VZ / IZ
78%
PZ =VZ *IZ
A voltage follower (unity gain amplifier) has a gain of:
Anonymous Quiz
13%
0
75%
1
2%
-1
10%
Infinity
A diode is an electronic device made of a …material
Anonymous Quiz
5%
conductor
93%
semiconductor
2%
insulator
The P region is called the … and is connected to a conductive terminal
Anonymous Quiz
91%
anode
9%
cathode
When the diode is “on”, it acts as a short circuit and passes no current.
Anonymous Quiz
31%
T
69%
F
When it is ............, it behaves like an ......... circuit and passes no current
Anonymous Quiz
9%
off - short
10%
on - short
8%
on - open
73%
off - open
In the diode The two terminals are different and are marked as plus and minus
Anonymous Quiz
91%
T
9%
F
the polarity of the applied voltage matches that of the diode it’s ..
Anonymous Quiz
90%
forward bias
10%
reverse bias