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topic/Resistance and Power

Question NoTitleTypeMarks
1099.The resistivity of copper is:
MCQ
5
1100.How do fixed resistors usually fail?
MCQ
5
1101.With Ohm's law, if voltage increases and resistance stays the same:
MCQ
5
1102.Which formula shows a direct proportionality between power and voltage?
MCQ
5
1103.With 1 mA of current, what wattage rating should a 470 ohm resistor have?
MCQ
5