An Electron and Positron,each Having Kinetic Energy 10 MeV,annihilate and Produce

question 49

Multiple Choice

An electron and positron,each having kinetic energy 10 MeV,annihilate and produce two photons.What wavelength is each photon?

• A) 0.124 pm
• B) 0.118 pm
• C) 0.248 pm
• D) 0.062 pm
• E) need more information

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Definitions:

Magnetic Ink Character Recognition

A technology used to verify the legitimacy and facilitate the processing of checks and other documents, employing magnetic ink.

Special Ink

A unique form of ink used for specific purposes, such as security printing to prevent forgery or duplicity.

Legitimacy

Pertains to the lawfulness or authenticity of something, often referring to the power or authority being recognized as just and rightful.

Forged Drawer's Signature

A fraudulent signature applied to a negotiable instrument, such as a check, by someone other than the account holder, intended to deceive the bank or recipient.