Podcast
Questions and Answers
An incandescent lamp has only one terminal.
An incandescent lamp has only one terminal.
False (B)
A dry cell is used to light a lamp.
A dry cell is used to light a lamp.
True (A)
A dry cell has three poles.
A dry cell has three poles.
False (B)
The filament of a lamp is made of tungsten.
The filament of a lamp is made of tungsten.
The electric circuit in a lamp is never complete.
The electric circuit in a lamp is never complete.
A lamp has only one type of base.
A lamp has only one type of base.
Copper is a conductor of electricity.
Copper is a conductor of electricity.
Wood is a conductor of electricity.
Wood is a conductor of electricity.
Nickel is an insulator.
Nickel is an insulator.
Mylen is an insulator.
Mylen is an insulator.
All conductors allow the current to pass through them.
All conductors allow the current to pass through them.
A 6V lamp can function normally with a 4.5V dry cell.
A 6V lamp can function normally with a 4.5V dry cell.
The unit of voltage is symbolized by the letter V.
The unit of voltage is symbolized by the letter V.
A 9V lamp can be connected directly to a 6V dry cell.
A 9V lamp can be connected directly to a 6V dry cell.
A lamp can function normally with a dry cell of a lower voltage.
A lamp can function normally with a dry cell of a lower voltage.
The symbol 'V' on a dry cell represents the voltage of the cell.
The symbol 'V' on a dry cell represents the voltage of the cell.
Table 1 presents the details of the densic discus.
Table 1 presents the details of the densic discus.
Fig 4 is an open diagram.
Fig 4 is an open diagram.
The iron is used to make the lamps.
The iron is used to make the lamps.
The diagram is used to rent a circuit.
The diagram is used to rent a circuit.
Plastic is not used in the diagram.
Plastic is not used in the diagram.
A dry cell has two distinct poles.
A dry cell has two distinct poles.
The electric circuit in a lamp is always complete.
The electric circuit in a lamp is always complete.
Bodies that allow an electric current to pass through them are called conductors.
Bodies that allow an electric current to pass through them are called conductors.
A lamp functions similarly to a dry cell.
A lamp functions similarly to a dry cell.
To light a lamp, we need to connect it to a dry cell, thus constructing an open circuit.
To light a lamp, we need to connect it to a dry cell, thus constructing an open circuit.
