A Particle Has an Initial Velocity of 4

question 38

Multiple Choice

A particle has an initial velocity of 4.8 m/s toward the south and a final velocity of 7.1 m/s toward the east. The particle was subject to a constant acceleration for 0.25 s. The magnitude and the direction of the acceleration must have been

• A) 2.3 m/s² at 34.1º north of east.
• B) 8.6 m/s² at 34.1º north of east.
• C) 34 m/s² at 34.1º north of east.
• D) 34 m/s² at 34.1º south of east.
• E) 8.6 m/s² at 34.1º south of east.

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Definitions:

Lens Flexibility

Lens flexibility refers to the capacity of the eye's lens to change shape to focus on objects at various distances, crucial for sharp vision.

Visual Acuity

The clarity or sharpness of vision, a measure of how well a person can see details at a distance.

Vestibular Branch

The division of the vestibulocochlear nerve that provides sensory input for balance and spatial orientation from the inner ear to the brain.

Vestibulocochlear Nerve

The eighth cranial nerve responsible for transmitting sound and equilibrium (balance) information from the inner ear to the brain.