Two.

It can perform mathematical operations electronically.

Saturable-core reactor.

One.

Two-input, single-output, difference amplifier.

The collector current is controlled by the base-to-emitter bias.

Zero.

Taking the output signal between the two output terminals.

When a differential amplifier is connected with a differential input and a differential output.

Analog (non-digital) computers and to perform mathematical functions.

It is very versatile and efficient device.

Very high gain; very high input impedance; and very low output impedance.

Integrated chip.

Three.

Three.

Open-loop.

The inverting and noninverting inputs to the operational amplifier will be kept at the same

potential.

Virtual ground.

Degenerative feedback.

One that is equal to the sum of the input signals but opposite in polarity.

Input signals.

None.

Changing inductance.

When the magnetizing force changes until saturation is reached.

The magnetomotive force developed by 1 ampere of current flowing in a coil of one turn.

Ampere-turns.

Knee of the curve.

Eliminate the hysteresis loss and increase the gain.

Bias winding.