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A Block Holding a Ringing Tuning Fork Is Attached to a Wall

question 47

Multiple Choice

A block holding a ringing tuning fork is attached to a wall by a spring. The block oscillates back and forth on a horizontal, frictionless surface, with amplitude 17 cm. The mass of the tuning fork and block together is 0.75 kg. An observer who is situated so that the block's direction of motion is either directly towards or away from him notes that the frequency he hears varies between 174 and 178 Hz. What is the spring constant of the spring? The speed of sound is 340 m/s.

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Definitions:

Internet Explorer

A discontinued web browser that was developed by Microsoft, once a dominant choice for internet access but replaced by newer technologies.

Anticompetitive

Practices or policies that reduce or hinder competition within a market or industry.

Tying Contracts

Agreements where the buyer of a product or service is required to purchase an additional product or service that exists in a separate market.

Anticompetitive Price Discrimination

Pricing strategies by firms that unreasonably differentiate prices among customers or regions to eliminate competition or create a monopoly.