IGCSE /Grade 9
Science MCQ Based On Measuring current and voltage
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IGCSE Grade 9 Science Measuring current and voltage
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It's the difference in the electric potential between two points.
Think about the use of rheostat.
It is a unit of electric current that is equal to the flow of one Coulomb per second.
Select the one which is inversely proportional tothe resistance of a conductor.
It's the measure of the opposition to current flow in an electrical circuit.
Select the one which is not true statementabout Ohm's law.
Ohm's law gives the relation between potential difference and electric current.
It measures either direct (DC) or alternating (AC) electric current.
Select the one whichis used to measure continuous voltages.
Think of what and ideal ammeter and voltmeter should have.
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