The Large Space Telescope That Has Been Placed into an Earth

question 43

Multiple Choice

The large space telescope that has been placed into an Earth orbit has an aperture diameter of 2.40 meters. What angular resolution will this telescope achieve for visible light of wavelength λ = 4.80 × 10−⁷ m?

• A) 2.44 × 10−⁷ rads
• B) 2.44 × 10−⁴ rads
• C) 2.44 × 10−³ rads
• D) 1.22 × 10−⁶ rads
• E) 2.00 × 10−⁶ rads

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Definitions:

Risk Free Rate

The risk-free rate is the theoretical rate of return of an investment with zero risk, often represented by the yield on government bonds.

Beta

A measure of a stock's volatility in relation to the overall market; a beta greater than 1 indicates higher risk and potential return, while a beta less than 1 implies less risk and return.

Cost of Debt

The effective rate that a company pays on its current debt, including loans, bonds, and any other form of debt.

Cost of Equity

The theoretical earnings paid by a business to its equity holders as compensation for the risk they take by investing.