1 ) Op - Amp uses . . . . . . . . . . . . . . . . . . power supply .
Choose
single option from these following : -
A ) - ive Vcc
only ,
B ) + ive Vcc
only ,
C ) Zero ,
D ) Dual ± Vcc ,
Correct
Answer : - D ) Dual ± Vcc ,
2
) Op - amp has voltage gain of 500,000 and output voltage is 01 volts , what
will be input voltage .
Choose
single option from these following : -
A ) 2 m V ,
B ) 5 u V ,
C ) 2 u V ,
D ) 5 m V ,
Correct
Answer : - B ) 5 u V ,
3
) Mid band gain of op-amp in dB is . . .
. . . . . . . . . . . . . . ,
Choose
single option from these following : -
A ) 1 ,
B ) Zero ,
C ) Infinite ,
Correct
Answer : - B ) Zero ,
4
) Gain unit of inverting op - amp
Voltage amplifier is . . . . . . . . . . . . . . . . . ,
Choose
single option from these following : -
A ) Ohm ,
B ) Volts ,
C ) Unit less ,
D ) Siemen ,
Correct
Answer : - C ) Unit less ,
5 ) Output Impedance of ideal Op - amp is . . . .
. . . . . . . . . . . . . . ,
Choose
single option from these following : -
A ) Very low ,
B ) Zero ,
C ) Infinite ,
D ) Very high ,
Correct Answer : - B ) Zero ,
