A Particle Moves in the Xy Plane in a Circle

question 51

Multiple Choice

A particle moves in the xy plane in a circle centered on the origin. At a certain instant the velocity and acceleration of the particle are 6.0 m/s and (3.0 + 4.0 ) m/s². What are the x and y coordinates of the particle at this moment?

• A) x = 0, y = −9.0 m
• B) x = 0, y = +7.2 m
• C) x = 0, y = +9.0 m
• D) x = 0, y = −7.2 m
• E) x = 6.0 m, y = −9.0 m

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Definitions:

Traceable Fixed Expense

Fixed costs that can be directly associated with a specific cost center or business segment.

Net Operating Income

The total profit of a company after subtracting operating expenses but before deducting taxes and interest.

Price Reduction

A decrease in the regular selling price of a product or service, usually to stimulate sales or clear inventory.

Value-Based Pricing

is a strategy under which the sale price of a product or service is determined primarily by the perceived value to the customer rather than by the cost of production.