The Conductivity of Silicon Can Be Increased by Introducing Trace

question 24

Multiple Choice

The conductivity of silicon can be increased by introducing trace quantities of another element as an impurity in a process referred to as doping. Which element listed below when introduced as an impurity into silicon would provide a p-type conductor?

• A) S
• B) B
• C) N
• D) C
• E) Se

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Definitions:

Statement of Cash Flows

A financial report detailing the inflow and outflow of cash and cash equivalents for a business.

Direct Method

A cash flow statement preparation technique that lists all major operating cash receipts and payments for the period.

Bonds

Financial securities that represent a loan made by an investor to a borrower, typically corporate or governmental.

Common Stock

A form of corporate equity ownership, a type of security representing ownership in a corporation and a claim on part of the company’s profits.