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Electronic Devices Circuits
Electronic Devices Circuits Assessment
Quiz 1
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Q.1
In the circuit, transistor has β =VBE=0.7V. Find the collector to emitter voltage drop hoe.
a) 5V
b) 3V
c) 8V
d) 6V
Q.2
For the circuit shown, find the quiescent point.
a) (6V, 1mA)
b) (4V, 10mA)
c) (10V, 3mA)
d) (3mA, 10V)
Q.3
For the circuit shown, find the quiescent point.
a) (10V, 4mA)
b) (4V, 10mA)
c) (10V, 3mA)
d) (3mA, 10V)
Q.4
In the circuit shown below, β =and VBE=0.7V. The Zener diode has a breakdown voltage of 6V. Find the operating point.
a) (6.7V, 5.3mA)
b) (5.7V, 5.3mA)
c) (6.7V, 5mA)
d) (6V, 5mA)
Q.5
When the β value is large for a given transistor, the IC and hoe values are given by_________
a) (VCC-VBE)/RB, VCC-RCIC
b) (VCC+VBE)/RB, VCC-RC(IC+IB)
c) (VCC+VBE)/RB, VCC+RC(IC+IB)
d) (VCC+VBE)/RB,VCC+RC(IC-IB)
Q.6
For the circuit shown, find the quiescent point.
a) (10V, 4mA)
b) (4V, 10mA)
c) (10V, 3mA)
d) (3mA, 10V)
Q.7
The PNP transistor when used for switching the power, then it is called_________
a) sourcing current
b) sinking current
c) forward sourcing
d) reverse sinking
Q.8
In which of the regions, the small capacitors are open circuited?
a) high frequency
b) medium frequency
c) low frequency
d) the region does not affect he capacitors
Q.9
In mid frequency region, the large capacitors are short and small capacitors are open circuited. What happens to the RC coupled circuit?
a) the circuit is now frequency blind
b) it is DC isolated
c) the circuit turns reactive
d) the circuit is AC dependent
Q.10
In low frequency region, the gain_________
a) increases
b) decreases
c) remains same
d) depends on value of capacitors
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