Hysteresis is desirable in Schmitt-trigger, because
A. Energy is to be stored/discharged in parasitic capacitances.
B. Effects of temperature would be compensated.
C. Devices in the circuit should be allowed time for saturation and desaturation.
D. It would prevent noise from causing false triggering.
Answer: Option C
Related Questions on OP amp
Current cannot flow to ground through .
A. a mechanical ground
B. an a.c. ground
C. a virtual ground
D. an ordinary ground
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 bias
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