The Moon Is Observed Using a Telescope That Has an Objective

question 64

Multiple Choice

The moon is observed using a telescope that has an objective lens with a focal length of 3.0 m and an eyepiece with a focal length of 6.0 cm.What is the angular diameter of the moon if the earth-moon distance is 3.85 × 10⁸ m and the diameter of the moon is 3.48 × 10⁶ m?

• A)0.36 rad
• B)0.45 rad
• C)0.72 rad
• D)0.90 rad
• E)1.4 rad

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