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WorksheetsElectricity
Total questions: 20
Worksheet time: 11mins
The product of potential difference and electric current is
Charge, Q
Resistance, R
Electric energy, E
Electric Power, P
The other unit of electric power is
Volt Ampere
Ohm meter
Watt second
None of the above
The rate of flow of charges is called as
Current, I
Potential difference, V
Resistance, R
Power, P
The work done to move a unit of charge is
Current, I
Potential difference, V
Resistance, R
Power, P
The SI unit of current is
Ampere, A
Volt, V
Ohm, Ω
Watt, W
The SI unit of potential difference is
Ampere, A
Volt, V
Ohm, Ω
Watt, W
The property of a metal to resist the flow of charges is called
Current, I
Potential difference, V
Resistance, R
None of the above.
The resistance of a wire depends on
length of the wire
area of the wire
resistivity of the metal that the wire is made of
current flowing in the wire
temperature of the wire
When resistors are connected in series
the potential difference is divided across each resistor based on its resistance
the potential difference remains the same
the potential difference is equally divided across all the resistors
none of the above
The SI unit of resistivity is
Ohm, Ω
Ohm meter, Ω m
meter, m
none of the above
When the area decreases, the resistivity
increases
decreases
remains the same
not enough information is provided
The ammeter is connected in
series
parallel
across the battery
none of the above
The voltmeter is connected in
series
parallel
not enough information is provided
none of the above
A fuse is connected in
series
parallel
across the switch board
none of the above
For resistors connected in series, the effective resistance is
the sum of individual resistance
the sum of the reciprocal of the individual resistance
the product of the individual resistance
the product of the reciprocal of the individual resistance
For resistors connected in parallel, the effective resistance is
the sum of the individual resistance
the sum of the reciprocal of the individual resistance
the product of the individual resistance
the product of the reciprocal of the individual resistance
The commercial unit of electrical energy is
Joules, J
Watt second, Ws
kilowatt hour, kWh
none of the above
The heat is directly proportional to
square of current
resistance
time
current
potential difference
In a circuit diagram, an open plug key is represented by
If we draw a graph of current on the x-axis and potential difference on the y axis, the slope will be equal to
Resistance, R
Resistivity, ρ
Power, P
None of the above
