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BJT biasing

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Choose the correct option, the ripple factor for Half Wave Rectifier-----------

a)
1.25
b)

1.21

c)
1.57
d)
3.14
2.

Choose the correct option, the maximum efficiency of Full Wave Rectifier---------

a)
81.2%
b)
60%
c)
90%
d)
75%
3.

Choose the correct option,  the phase-shift between input and output voltages of CE amplifier--------

a)
90 degrees
b)
270 degrees
c)
180 degrees
d)
360 degrees
4.

Choose the correct option, the average efficiency of Half Wave Rectifier---------

a)

70%

b)

40.6%

c)

50%

d)

60%

5.

Choose the correct option, the ripple factor for Full Wave Rectifier-----------

a)

0.6

b)

0.5

c)

0.48

d)

0.7

6.

Choose the correct option, the voltage gain of a common emitter amplifier is typically--------

a)

10

b)

10000

c)

100

d)

1000

7.

Choose the correct statement

a)

Capacitor blocks dc and allows ac



b)

Capacitor blocks ac and allows dc

c)

Capacitor blocks both ac and dc

d)

Capacitor allows both dc and ac

8.

circuit provided with transistor biasing is known as ______.

a)
amplifier circuit
b)
transistor circuit
c)
resistor network
d)
biasing circuit
9.

Choose the correct option, the input impedance of a common emitter amplifier is typically--------

a)

High

b)

Low

c)

Medium

d)

Variable

10.

Choose the correct statement regarding the operation of a Full Wave Rectifier

a)

It converts AC to DC without any filtering

b)

It uses only one diode

c)

It has a lower ripple factor than Half Wave Rectifier

d)

It requires a center-tapped transformer