Two Unequal Weights Are Connected by a Massless String Which

question 31

True/False

Two unequal weights are connected by a massless string which passes over a frictionless pulley.If the pulley has no appreciable mass,the tension in the string is the same on both sides of the pulley;but if the pulley has mass,the tension will not be the same on both sides of the pulley.

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Definitions:

Plasma Membrane

The lipid double-layer that enwraps the cell's cytoplasm, directing the flow of substances into and away from the cell.

Sodium-Potassium Pump

A membrane-bound enzyme complex that exchanges sodium ions for potassium ions across the plasma membrane of cells, crucial for cellular function.

Requires ATP

Describes processes or actions in cells that need adenosine triphosphate for energy.

Concentration Differences

The variance in the amount of a substance in different areas, leading to diffusion from high to low concentration.