The Indicator Needle on a Speedometer Is Held to the Zero

question 22

Multiple Choice

The indicator needle on a speedometer is held to the zero position by ______.

• A)magnetic force
• B)the weight of the needle
• C)the speedometer cable
• D)a hairspring

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Definitions:

Kidney Dialysis

A medical procedure that artificially removes waste products and excess fluids from the blood when the kidneys are not functioning properly.

Countercurrent

A mechanism of exchange where fluids flow in opposite directions, enhancing the transfer of heat or substances between them.

Mechanical System

A combination of interconnected parts designed to achieve a specific function through the application of mechanical forces.

ADH Secretion

The process of releasing antidiuretic hormone, which helps control the balance of water in the body by affecting the kidneys.