A Solid State Pulsed Laser Has an Energy of 400

question 12

Multiple Choice

A solid state pulsed laser has an energy of 400 mJ per pulse.If its wavelength is 1.06 * 10-6 m, how many photons are in each pulse?

• A)2 * 1025
• B)2 * 1021
• C)3 *1018
• D)6 * 1038
• E)2 * 1018

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Definitions:

D-Day Landings

The Allied invasion of Normandy, France, on June 6, 1944, which was a pivotal moment in World War II leading to the liberation of Western Europe from Nazi control.

Normandy

A region in northwestern France, known for its historical significance, including the D-Day landings during World War II.

Vichy Government

The Vichy Government refers to the regime led by Marshal Philippe Pétain during World War II, which collaborated with Nazi Germany following France's defeat in 1940.

Collaborate

To work jointly with others on a project or activity, often producing something or achieving a common goal.