What is the order of magnitude of the current measured by a Retarding Potential Analyzer at 400 km altitude above Earth in a plasma with 104 particles/cm³ with 1 cm² collector plate at zero retarding voltage (assume that all electrons are repelled by the grids)? 1 nA 10 pA 10 microA 100 NA 1 mA
What is the order of magnitude of the current measured by a Retarding Potential Analyzer at 400 km altitude above Earth in a plasma with 104 particles/cm³ with 1 cm² collector plate at zero retarding voltage (assume that all electrons are repelled by the grids)? 1 nA 10 pA 10 microA 100 NA 1 mA
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Question 11
What is the order of magnitude of the current measured by a
Retarding Potential Analyzer at 400 km altitude above Earth in a
plasma with 104 particles/cm3 with 1 cm? collector plate at zero
retarding voltage (assume that all electrons are repelled by the
grids)?
O 1 nA
10 pA
O 10 microA
O 100 nA
O 1 mA
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