Two Blocks Connected by a String Are Pulled Across a Horizontal

question 11

Multiple Choice

Two blocks connected by a string are pulled across a horizontal surface by a force applied to one of the blocks,as shown.The coefficient of kinetic friction between the blocks and the surface is 0.25.If each block has an acceleration of 2.0 m/s² to the right,what is the magnitude F of the applied force?

• A)25 N
• B)18 N
• C)11 N
• D)14 N
• E)7.0 N

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Definitions:

Non-specific Response

A general reaction by an organism to a stressor that is not tailored to a specific threat or context.

Perception

The process of organizing and interpreting sensory information to make it meaningful.

Environmental Stimuli

External factors or changes in the environment that can elicit responses from living organisms.

Emotional Reactions

Emotional reactions are immediate responses to external or internal events, involving feelings that can range from happiness and excitement to sadness and anger.