A Simple Way to Test If a Device Can Withstand

question 42

Multiple Choice

A simple way to test if a device can withstand high "g-force" is to attach the device to a vibrating platform.Suppose a device has to withstand up to 5g's,and the amplitude of the oscillation is 5 cm,the frequency of the vibration should be

• A)5 Hz
• B)981 Hz
• C)31.3 Hz
• D)44.3 Hz
• E)62.6 Hz

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Definitions:

Trade Deficit

An economic measure where a country's imports exceed its exports over a certain period, indicating an outflow of domestic currency to foreign markets.

Comparative Advantage

The basis of most international trade, when a country specializes in products that it can supply more efficiently or at a lower cost than it can produce other items.