A Vibrating Tuning Fork of Frequency 640 Hz Is Held

question 59

Multiple Choice

A vibrating tuning fork of frequency 640 Hz is held above a tube filled with water.Assume the speed of sound to be 330 m/s.As the water level is lowered,consecutive maxima in intensity are observed at intervals of about

• A)12.9 cm
• B)19.4 cm
• C)25.8 cm
• D)51.7 cm
• E)194 cm

Comprehend the defenses and exceptions in product liability cases.

Understand the concept of social stratification and its significance in society.

Identify different perspectives on poverty and inequality.

Recognize the factors influencing social mobility and its impact on individuals and society.

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Definitions:

Patentable

Refers to inventions that fulfill the criteria of being new, non-obvious, and useful, qualifying them for patent protection.

Expected-rate-of-return

The profit or loss one anticipates on an investment relative to the amount of money invested.

Optimal R&D

The ideal level of spending on research and development that maximizes an organization's returns or benefits.

Oligopolists

Firms or entities that operate in an oligopoly, a market structure characterized by a small number of sellers that dominate the market.