Make a simple circuit with a time constant
Determine the resistance of a resistor which must be joined in series with 5.0 μF capacitor to make a simple circuit with a time constant of 2 seconds?
i) 400 μΩ
ii) 400 Ω
iii) 400 kΩ
iv) 400 MΩ
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Evaluate mass fraction of uranium in U3O8. Suppose average mass number of uranium is 238 and te average mass number of oxygen is 16.
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