A Plane Flying Horizontally at an Altitude Of $1 \mathrm { mi }$

question 111

Multiple Choice

A plane flying horizontally at an altitude of $1 \mathrm { mi }$ and a speed of $550 \mathrm { mi } / \mathrm { h }$ passes directly over a radar station. Find the rate at which the distance from the plane to the station is increasing when it is $2 \mathrm { mi }$ away from the station.

• A) \(\approx 476 \mathrm { mi } / \mathrm { h }\)
• B) \(\approx 670 \mathrm { mi } / \mathrm { h }\)
• C) \(\approx 455 \mathrm { mi } / \mathrm { h }\)
• D) \(\approx 570 \mathrm { mi } / \mathrm { h }\)
• E) \(\approx 495 \mathrm { mih }\)

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Definitions:

Range of Motion

The full movement potential of a joint, usually its range of flexion and extension; important for flexibility and health.

Synchondrosis

A type of cartilaginous joint where bones are joined by hyaline cartilage, allowing for bone growth or slight movement.

Gomphosis

A gomphosis is a type of fibrous joint that anchors a tooth to its socket in the jawbone.

Growing Long Bone

Refers to the process of lengthening in bones of the skeleton during childhood and adolescence through the activity at growth plates.