Math Problem Statement
f the variation of the acceleration of gravity, in m/s2, with elevation z, in m, above sea level is g = 9.81 − (3.3 × 10−6)z, determine the percent change in weight of an airliner landing from a cruising altitude of 10 km on a runway at sea level.
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Gravitational Physics
Percent Change
Formulas
g(z) = 9.81 - (3.3 × 10⁻⁶)z
Weight W = mg
Percent change = ((g(0) - g(z)) / g(z)) × 100
Theorems
Newton's Law of Gravitation
Suitable Grade Level
Grades 10-12
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