A Speaker Is Designed for Wide Dispersion for a High

question 39

Multiple Choice

A speaker is designed for wide dispersion for a high frequency sound.What should the diameter of the circular opening be for a speaker where the desired diffraction angle is 11° and a 9100 Hz sound is generated? The speed of sound is 343 m/s.

• A)0.039 m
• B)0.077 m
• C)0.24 m
• D)0.13 m
• E)0.048 m

Understand and calculate the retention ratio.

Calculate the payout ratio and its implications on the firm’s dividends policy.

Analyze and calculate the internal growth rate for a firm.

Understand the relationship between profit margin, asset turnover, dividend payout, and growth rate.

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Definitions:

B.F. Skinner

An influential American psychologist known for his work in the field of behaviorism, particularly the development of the theory of operant conditioning.

Positive Outcomes

Favorable results or consequences that result from specific actions or events.

Organisms

Living entities that can function autonomously, consisting of one or more cells.

Responses

Reactions or replies to stimuli or events, which can be physiological, emotional, or behavioral.