A Spherical Mirror Has a Radius of Curvature of 22

question 42

Multiple Choice

A spherical mirror has a radius of curvature of 22 cm. If the mirror is concave, its focal length is

• A)-11 cm.
• B)-22 cm.
• C)11 cm.
• D)-44 cm.
• E)22 cm.

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Definitions:

Lease Liability

An obligation representing the present value of future lease payments a lessee is committed to make under a lease agreement.

Cost of Capital

The rate of return that a firm must earn on its project investments to maintain its market value and attract funds.

Residual Value

The estimated value that an asset will realize upon its sale at the end of its useful life.

Capital Lease

A lease agreement that qualifies as a purchase of an asset for accounting purposes, because it substantially transfers all the benefits and risks of ownership to the lessee.