Electronics And Communication Test Preparations On Operational Amplifiers Part 2
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Test Preparation on Electronics And Communication Test Preparations On Operational Amplifiers Part 2
1.
An ideal operational amplifier has
1
infinite output impedance
2
zero input impedance
3
infinite bandwidth
4
all
2.
The open-loop voltage gain (Aol) of an op-amp is the
1
external voltage gain the device is capable of
2
internal voltage gain the device is capable of
3
most controlled parameter
4
same as Acl
3.
A series dissipative regulator is an example of a:
1
linear regulator
2
switching regulator
3
shunt regulator
4
dc-to-dc converter
4.
A noninverting closed-loop op-amp circuit generally has a gain factor:
1
less than one
2
greater than one
3
of zero
4
equal to one
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