The Aperture of a Telescope Is Which of the Following

question 72

Multiple Choice

The aperture of a telescope is which of the following?

• A) the length of the telescope
• B) the diameter of the telescope tube
• C) the diameter of the primary lens/mirror
• D) the radius of the primary lens/mirror
• E) the diameter of the secondary mirror

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Definitions:

Accumulated Benefit Obligation

The present value of future retirement benefits earned up to a certain point in time, under a defined benefit pension plan.

Prior Service Cost

Costs recognized when a pension plan initiates or changes, relating to services provided by employees in prior periods.

Net Periodic Pension Expense

The total cost recognized in a particular period related to pension plans, reflecting service cost, interest cost, expected return on plan assets, and other factors.

Unrecognized Past Service Cost

Costs associated with pension plan benefits earned by employees in prior periods not yet reflected in financial statements.