A Source Emits Sound with a Frequency of 1000 Hz

question 41

Multiple Choice

A source emits sound with a frequency of 1000 Hz. Both it and an observer are moving in the same direction with the same speed, 100 m/s. If the speed of sound is 340 m/s, the observer hears sound with a frequency of:

• A) 294 Hz
• B) 545 Hz
• C) 1000 Hz
• D) 1830 Hz
• E) 3400 Hz

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Definitions:

Generating Alternatives

The process of developing multiple options or solutions to address a problem or seize an opportunity.

Subjective Probability

An individual's personal judgment or belief about how likely an event is to occur, based on their own knowledge and experience.

Objective Probability

The likelihood of an event occurring based on factual and measurable data, independent of personal belief or bias.

Proprietary Information

Secret or confidential information owned by a business, used to gain a competitive edge.