In the Context of Storage Devices,CD-ROMs and DVDs Are Examples

question 19

Multiple Choice

In the context of storage devices,CD-ROMs and DVDs are examples of _____.

• A)magnetic tape
• B)magnetic disks
• C)optical discs
• D)main memory devices

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Definitions:

Crown Gear

A large disc-shaped gear usually driven at right angles by a smaller pinion gear. It alters the torque path direction in a final drive carrier by 90 degrees, so that a longitudinal drive shaft can deliver transverse torque to the driving wheels.

Backlash

The gapping or play between mating gear teeth usually measured with thickness gauges or a dial indicator.

Fatigue-Type Failures

Failures in materials or components that occur due to repetitive stress or strain over time, leading to cracks or breaks.

Gear Components

The individual parts that make up a gear system, including gears, shafts, bearings, and others, which transmit power and motion.