In an X-Ray Machine,electrons Are Accelerated and Then Fired So

question 28

Multiple Choice

In an x-ray machine,electrons are accelerated and then fired so that they are incident on a metal target.Which part of the process produces the characteristic x-ray spectra?

• A)The incident electron loses energy.
• B)The incident electron knocks an electron out of one of the metal atoms.
• C)A vacancy in an energy level in a metal atom is filled.
• D)The incident electron emits an x-ray.

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Definitions:

Strike Price

The specified price at which the holder of an option can buy (in the case of a call option) or sell (in the case of a put option) the underlying security.

Market Price

The ongoing price point for buying or selling a service or asset in the market.

Put Option

An agreement that allows the holder to sell a predetermined quantity of a particular asset at an agreed-upon price before a certain deadline, without being required to do so.

Exercise Price

The exact price at which an option's holder is allowed to purchase (for a call option) or sell (for a put option) the asset underlying the option.