Two Blocks of Masses 30

question 68

Multiple Choice

Two blocks of masses 30.0 kg and 8.0 kg are connected together by a light string and rest on a frictionless level surface.Attached to the 8.0-kg mass is another light string,which a person uses to pull both blocks horizontally.If the two-block system accelerates at 0.60 m/s² what is the tension in the connecting string between the blocks?

• A)23 N
• B)37 N
• C)18 N
• D)4.8 N
• E)50 N

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Definitions:

Ethology

The scientific study of animal behavior, particularly in natural environments, focusing on the evolutionary implications of behaviors.

Intention Movements

Preparatory movements that precede the execution of a goal-directed action, often signaling the intention to perform the action.

Instinctive Behavior System

A set of inborn behavioral patterns that are triggered by specific environmental stimuli.

Fixed Action Patterns

Innate, pre-programmed responses triggered by specific stimuli, exhibited by animals.