Two Brief Waves or "Pulses" Are Sent Down a Rope

question 68

Multiple Choice

Two brief waves or "pulses" are sent down a rope, in opposite directions, as shown in the figure. Pulse A is 1 cm in height, and pulse B is 2 cm in depth. When they meet, they will create

• A) a disturbance 1 cm high.
• B) a disturbance 3 cm deep.
• C) a disturbance 3 cm high.
• D) a disturbance 1 cm deep.
• E) no disturbance, because they cancel.

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Definitions:

Hematocrit

A measurement of the proportion of blood that is made up of red blood cells, usually expressed as a percentage.

Hyperpigmentation

A condition where patches of skin become darker in color than the surrounding skin, due to excess melanin.

Cutis Marmorata

A condition where the skin appears marbled or mottled due to vascular changes, often seen in newborns.

Carotenemia

A condition characterized by yellow-orange discoloration of the skin caused by increased levels of carotene in the blood, often from consuming large amounts of carotene-rich foods.