List of top Science Questions on Electricity asked in Bihar Board X

Which of the following statements is true?
Volt (V) is equal to:
The rate of flow of electric charge is called:
Which of the following is the commercial unit of electrical energy?
The SI unit of resistance is
What will be the resistance of the wire when its length increases?
The electrical resistivity of silver at 20$^\circ$C is
What do you understand by potential difference ?
The unit of resistivity in a conductor is
Metallic conduction is based on the motion of which particle in material?
A resistor of power \(P_1\) at voltage \(V_1\) is connected in series with another resistor of power \(P_2\) at voltage \(V_2\). The equivalent resistance will be:
Kilowatt-hour (kWh) is the unit of:
The SI unit of resistance is:
Which quantity remains constant in Ohm's law, when temperature is constant? Explain.
A bulb filament has a resistance of 1200 ohms. It is connected to a 220 V power supply. How much current will it draw?
The electromotive force of a cell is 1.5 V. The work done on passing a charge of 1 C will be:
Define ampere.
Which of the following is a good conductor of electricity?
In domestic electric circuit, the colour of neutral wire is:
Potential difference is measured by:
Which of the following substances is a conductor?
Which of the following statements is true?
Out of a combination of resistors, one resistor is removed, and it is found that the net resistance has increased. The resistor was connected in:
Two appliances rated as (60 W, 200 V) and (40 W, 200 V) are connected across 100 V supply in a room. The total power consumed is:
Which of the following expressions represent(s) electric power in the circuit?