An 80-G Bullet Is Suddenly Shot into a 4 $$\mathcal { V }$$

question 54

Multiple Choice

An 8.0-g bullet is suddenly shot into a 4.0-kg block that is at rest on a frictionless horizontal surface, as shown in the figure. The bullet remains lodged in the block. The block then moves
Against a spring and compresses it by 3.7 cm. The force constant (spring constant) of the spring is
2500 N/m. What was the initial speed $$\mathcal { V }$$ of the bullet?

• A) 480 m/s
• B) 500 m/s
• C) 460 m/s
• D) 440 m/s
• E) 520 m/s

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Definitions:

Motor Skills

Abilities that enable movements and tasks, divided into fine (small) and gross (large) motor skills.

Vision Of Infant

The developmental process and capabilities of an infant's sight, including how they perceive shapes, patterns, and colors.

Reflexes

Automatic, involuntary responses to specific stimuli designed to protect the body or facilitate survival.

Perceptual-Motor Coupling

refers to the coordination between perception and movement, allowing individuals to execute tasks based on sensory inputs.