deduce the equation for Measuring diameter of planet using parallax method
a)diameter=2θ
b)diameter=D/α
c)diameter= αD
d)diameter =α/D
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Answer:
Angle \angle AEB=\theta ;∠AEB=θ; AB considered as a circular arc of radius S; \theta=\frac { AB }{ S } ~ \sim =\frac { D }{ S }θ=
S
AB
∼=
S
D
; therefore, D= Sθ.
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Explanation:
Answer: The diameter of the moon is to be calculated by the parallax method, by assuming two points serving as the diameter ends and define the angle made by it on earth and assume the parallel shortest distance. Apply tangent and trigonometry to infer the finding.
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