The Input Impedance of a Diff Amp Is

question 8

Multiple Choice

The input impedance of a diff amp is

• A) half as high as a single common-emitter stage.
• B) twice as high as a single common-emitter stage.
• C) the same as a single common-emitter stage.
• D) four times as high as a single common-emitter stage.

---

Definitions:

Endplay

The axial movement or float of a shaft or part within its housing, which can be critical for the proper functioning of mechanical systems.

Hydrostatic Systems

Systems that use a liquid under pressure to transfer force or motion, often found in hydraulic machinery and equipment.

Hydraulic Power

Refers to power generated through the use of pressurized fluids in hydraulic systems, enabling heavy loads to be lifted or moved with precision.

Power Steering Systems

Mechanisms in vehicles that reduce the manual effort needed to steer by using an external power source to assist in turning the wheels.