julissa848
22.07.2021 •
Physics
The voltage in an EBW operation is 45 kV. The beam current is 50 milliamp. The electron beam is focused on a circular area that is 0.50 mm in diameter. The heat transfer factor is 0.87. Calculate the average power density in the area in watt/mm2.
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Ответ:
Explanation:
From the question we are told that:
Voltage
Current
Diameter
Heat transfer factor
Generally the equation for Power developed is mathematically given by
Therefore
Power in area
Power Density
Ответ:
find the surface area of the sphere to the nearest square unit. use a calculator.
a. 254 in.2
b. 64 in.2
c. 127 in.2
d. 1,018 in.2