A Beam of X-Rays of Wavelength 0

question 6

Multiple Choice

A beam of x-rays of wavelength 0.20 nm is diffracted by a set of planes in a crystal whose separation is 3.1*10^-8 cm.The smallest angle between the beam and the crystal planes for which a reflection occurs is:

• A)0.70 rad
• B)0.33 rad
• C)0.066 rad
• D)0.033 rad
• E)0.0033 rad

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Definitions:

Master Of His Offer

The principle that the offeror controls the terms and conditions of an offer until it is accepted.

Offeror

The party in a contract negotiation that makes the initial offer or proposal.

Revoke

The act of officially canceling or withdrawing something, such as a law, right, or privilege.

Without Reserve

An auction term indicating that the item for sale will be sold to the highest bidder, regardless of the bid amount, with no minimum price set.