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25.12.2020 •
Physics
The signal from the oscillating electrode is fed into an amplifier, which reports the measured voltage as an rms value, 1.0 nV . What is the potential difference between the two extremes
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Ответ:
The value is![V = 2.8284 *10^{-9 } \ Volts](/tpl/images/1007/6430/90c20.png)
Explanation:
From the question we are told that
The measure voltage is![E_{rms} = 1.0 \ n V = 1.0 *10^{-9} \ V](/tpl/images/1007/6430/f6021.png)
Generally the peak voltage is mathematically represented as
=>![E_{max} = \sqrt{2} * 1.0 *10^{-9}](/tpl/images/1007/6430/d4922.png)
=>![E_{max} = 1.4142 *10^{-9} \ volts](/tpl/images/1007/6430/e2fe9.png)
Generally the potential difference between the two extremes is mathematically represented as
=>![V = 2 * 1.4142 *10^{-9}](/tpl/images/1007/6430/f23a6.png)
=>![V = 2.8284 *10^{-9 } \ Volts](/tpl/images/1007/6430/90c20.png)
Ответ:
13
Step-by-step explanation:
g(r)=25-3r
subsitute r for 4
g(4)=25- (3*4)
g(4)=25-12
g(4)=13