Suppose a Highway Curve Is Properly Banked to Eliminate Friction

question 11

Multiple Choice

Suppose a highway curve is properly banked to eliminate friction for a speed of 45 mph.If your tires were bald and you wanted to avoid sliding on the road,you would have to drive

• A) somewhat below 45 mph.
• B) somewhat above 45 mph.
• C) at exactly 45 mph.

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Definitions:

Conjunct

An element of a conjunction in logic, being one of the propositions that are combined by "and" to form a conjunction.

Self-Contradiction

A statement that denies itself, presenting an inconsistency that renders the statement false.

Conjunction

In grammar, a word that connects clauses, sentences, or words; in logic, an operator that combines two boolean variables or propositions to return true only if both operands are true.

Biconditional

A logical statement where both parts must be true or false together; often expressed as "if and only if."