A Cable Has a Strain of 2 $\times$ 10^-3

question 74

Multiple Choice

A cable has a strain of 2.0 $\times$ 10^-3.If the un-stretched length of the cable is 24.0 m,then the change in length of the cable is

• A) 35 mm.
• B) 48 mm.
• C) 52 mm.
• D) 59 mm.
• E) 67 mm.

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Definitions:

Repolarization

The process of restoring the negative charge inside the cell membrane after a depolarization event.

Afterpotential

The change in membrane potential that follows the completion of an action potential in nerve cells.

Astrocytes

Star-shaped glial cells in the brain and spinal cord, involved in physical and nutritional support for neurons, and the repair and scarring process following central nervous system injury.

Blood-Brain Barrier

A selective semipermeable barrier formed by endothelial cells of the brain's capillaries that protects the brain from harmful substances and pathogens in the bloodstream.