Two Blocks,A and B,are Being Pulled to the Right Along

question 23

Multiple Choice

Two blocks,A and B,are being pulled to the right along a horizontal surface by a horizontal 100 N pull,as shown in the figure.Both of them are moving together at a constant velocity of 2.0 m/s to the right,and both weigh the same.Which of the figures below shows a correct free-body diagram of the horizontal forces acting on upper block,A?

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Definitions:

Sunshine

The direct light emitted by the sun, often considered in various contexts such as weather, solar energy, and environmental studies.

Melanoma

A type of skin cancer developing from the melanocytes, the cells that produce melanin, which gives skin its color.

Slope

In linear regression, it quantifies the change in the dependent variable for a one-unit change in an independent variable.

Regression Line

A straight line that best fits the data in a scatter plot, showing the direction and strength of a relationship between variables.