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A beam of 2.14 × 10'' electons per second moving at a speed of 0.813c strikes a block of copper that is used as a beam stop. The copper black is a cute measuring 2.54 cm on edge. What is the temperature increase of the block after exactly one hour?

A beam of 2.14 × 10'' electons per second moving at a speed of 0.813c strikes a block of copper that is used as a beam stop. The copper black is a cute measuring 2.54 cm on edge. What is the temperature increase of the block after exactly one hour?

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Please explain the steps to find the answer, which equation you are using and why you are using it. Also a small reflection about the problem.  Thanks.

JC-Challenge 2) Electron Beam on Beam Stop A beam of 2.14 × 10' electons per second moving at a speed of 0.813c strikes a block of copper that is used as a beam stop. The copper black is a cute measuring 2.54 cm on edge. What is the temperature increase of the block after exactly one hour?
Transcribed Image Text:JC-Challenge 2) Electron Beam on Beam Stop A beam of 2.14 × 10' electons per second moving at a speed of 0.813c strikes a block of copper that is used as a beam stop. The copper black is a cute measuring 2.54 cm on edge. What is the temperature increase of the block after exactly one hour?
Expert Solution
Step 1

Given

Electron beam                       = 2.14×1011 electron/s

Speed of electron ve         = 0.813 c  ∵ c = 3×108 m/s

Mass of electron me         = 9.109×10-31 kilograms

Volume of copper vc        =  2.54 cm

Density of the copper ρc = 8.96 g/cm3

 

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