An Observer Is Standing on the Platform of a Railway

question 7

Multiple Choice

An observer is standing on the platform of a railway station.A train goes through the station without stopping.If the frequency of the train whistle decreases by a factor of 1.2 as it approaches and then passes him,calculate the speed of the train (assume the speed of sound in air = 343 m/s) .

• A)112 km/hr
• B)31.2 km/hr
• C)56.0 km/hr
• D)62.0 km/hr
• E)122 km/hr

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Definitions:

Bureaucratic Control

A system of management that emphasizes a hierarchical structure, strict procedures, and rules to maintain efficiency and discipline.

Clan Control

A method of control relying on shared values, traditions, norms, and beliefs to guide employee behavior and decisions within an organization.

Control Process

A systematic sequence of activities involving setting performance standards, measuring actual performance, and taking corrective action to ensure objectives are achieved.

Control Process

A method of regulating operations, systems, or activities to meet standards and ensure objectives are achieved efficiently.