What Is the Velocity of a Wave If the Distance

question 24

Multiple Choice

What is the velocity of a wave if the distance between the crests is 8 ft and 20 waves go by every 10 seconds?

• A) 32 ft/sec
• B) 16 ft/sec
• C) 8 ft/sec
• D) 4 ft/sec
• E) 160 ft/sec

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Definitions:

Compressed Air Reservoir

A tank or container designed to hold compressed air at a desired pressure, used in pneumatic systems for energy storage or distribution.

Air Brakes

Pneumatically actuated brakes used on most heavy-duty trucks. These brakes use air pressure to brake the vehicle by means of diaphragms, levers, S-cams, wedges, and rotor assemblies.

Safety Pressure Relief Valve

A term used to describe the pressure relief valve used on truck air brake systems more often known as a pop-off valve. Most pop-off valves are set to trip at 150 psi and are located on the supply (wet) tank in the system.

Truck Safety

Measures and practices implemented to ensure the safe operation of trucks, including equipment standards and driving regulations.