How many op-amps are required to implement this equationop-amps?
How many op-amps are required to implement this equationop-amps?
A. 2
B. 3
C. 4
D. 1
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In the above circuit the current ix is___________?
In the above circuit the current ix is___________?A. 0.6A
B. 0.5A
C. 0.2A
D. 1/12AThe approximate input impedance of the opamp circuit which has Ri=10k, Rf=100k, RL=10k?
The approximate input impedance of the opamp circuit which has Ri=10k, Rf=100k, RL=10k?A. ∞
B. 120k
C. 110k
D. 10kAn ideal OP-AMP is an ideal______________?
An ideal OP-AMP is an ideal______________?A. Current controlled Current source
B. Current controlled voltage source
C. Voltage controlled voltage source
D. voltage controlled current sourceWhen a step-input is given to an op-amp integrator, the output will be______________?
When a step-input is given to an op-amp integrator, the output will be______________?A. A ramp
B. A sinusoidal wave
C. A rectangular wave
D. A triangular wave with dc biasIf ground is applied to the (+) terminal of an inverting op-amp, the (–) terminal will_____________?
If ground is applied to the (+) terminal of an inverting op-amp, the (–) terminal will_____________?A. Not need an input resistor
B. Be virtual ground
C. Have high reverse current
D. Not invert the signalAn opamp has a slew rate of 5V/ S. the largest sine wave o/p voltage possible at a frequency of 1MHz is____________?
An opamp has a slew rate of 5V/ S. the largest sine wave o/p voltage possible at a frequency of 1MHz is____________?A. 10 V
B. 5 V
C. 5V
D. 5/2 V