The Angular Magnification of a Refracting Telescope Is 40

question 67

Multiple Choice

The angular magnification of a refracting telescope is 40.When the object and final image are both at infinity,the distance between the eyepiece and the objective is 143.5 cm.The telescope is used to view a distant radio tower.The real image of the tower,formed by the objective,is 6.0 mm in height.The focal point of the eyepiece is positioned at the real image.What is the angle subtended by the final image of the tower?

• A)0.15 rad
• B)0.17 rad
• C)0.19 rad
• D)0.21 rad
• E)0.23 rad

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Wage Differentials

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Labor Market

A marketplace where employers find workers and workers find jobs, governed by supply and demand for labor.

Productivity Differences

Variations in the efficiency and effectiveness with which firms or economies turn inputs into outputs.

Human-Capital Theory

A concept in economics that views individuals' skills, knowledge, and experience as economic value, suggesting that investments in education and training can enhance productivity and earnings.