A Ball Is Thrown with an Initial Velocity of 20

question 15

Multiple Choice

A ball is thrown with an initial velocity of 20 m/s at an angle of 60° above the horizontal.If we can neglect air resistance,what is the horizontal component of its instantaneous velocity at the exact top of its trajectory?

• A)10 m/s
• B)17 m/s
• C)20 m/s
• D)zero

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Definitions:

Comma Usage

The set of rules determining how commas are used in sentences to separate clauses, items in lists, and to introduce or interrupt direct speech.

Correct Sentence

A grammatically accurate construction of words that expresses a complete thought, adhering to language rules.

Comma Usage

Refers to the rules and guidelines dictating how commas are used in writing to separate clauses, items in a list, or add a pause for clarity.

Correct Sentence

A properly structured series of words in writing or speech that conveys a complete thought and follows the rules of grammar and syntax.