A Large Water Tank, Open at the Top, Has a Small

question 89

Multiple Choice

A large water tank, open at the top, has a small hole in the bottom.When the water level is 30 m above the bottom of the tank, the speed of the water leaking from the hole:

• A)is 2.5 m/s
• B)is 24 m/s
• C)is 44 m/s
• D)cannot be calculated unless the area of the hole is given
• E)cannot be calculated unless the areas of the hole and tank are given

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Definitions:

Memorized Speaking

Delivering a speech word-for-word from memory without using notes.

Impromptu Speaking

Delivering a speech without advance preparation.

Nonverbal Mannerism

The unique, often subconscious, body language behaviors and gestures exhibited by an individual, contributing to their personal communication style.

Speaker's Reliability

The degree to which a speaker is considered trustworthy and credible based on their knowledge, consistency, and fairness.