Two Boxes Are Connected to Each Other by a String

question 40

Multiple Choice

Two boxes are connected to each other by a string as shown in the figure.The 10-N box slides without friction on the horizontal table surface.The pulley is ideal and the string has negligible mass.What is true about the tension T in the string?

• A)T = 10 N
• B)T = 20 N
• C)T = 30 N
• D)T < 30 N
• E)T > 30 N

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Definitions:

Effector T Cells

A subset of T cells that actively respond to a previously encountered antigen, playing a crucial role in the immune response by attacking infected cells.

Thymus Gland

An organ located in the upper chest, involved in immune system development and the production of T-cells for adaptive immunity.

Cell-Mediated Immunity

An immune response that does not involve antibodies but the activation of phagocytes, antigen-specific cytotoxic T-lymphocytes, and the release of various cytokines in response to an antigen.

Antibody-Mediated Immunity

An aspect of the immune response where B cells produce antibodies to identify and neutralize foreign objects like bacteria and viruses.