Advertisements
Advertisements
प्रश्न
In which of the following circuits A, B, and C gave in Fig. 12.4, the cell will be used up very rapidly?
उत्तर
In circuit A, the cell will be used up very rapidly.
APPEARS IN
संबंधित प्रश्न
Draw circuit symbols for
a cell
Find the odd one out and justify it.
Fuse wire, M.C.B., Rubber Gloves, Generator
In an electric circuit, a battery and a bulb have been connected and the battery consists of two cells of equal potential difference. If the bulb is not glowing, then which tests will you perform in order to find out the reason for the bulb not glowing?
Distinguish between a closed circuit and an open circuit, with the use of suitable labelled diagrams.
Write scientific reason.
It is beneficial to carry electrical energy in AC form as it is carried over long distances.
The switch is used to close or open an electric circuit.
_____ has a thin metallic filament that melts and breaks the connection when the circuit is overheated.
Three bulbs are connected end to end from the battery. This connection is called _______.
When an electric current flows through a copper wire AB as shown in Figure14.1, the wire
An electric motor rated 1100 W is connected to 220 V mains. Find:
- The current drawn from the mains,
- Electric energy consumed if the motor is used for 5 hours daily for 6 days.
- Total cost of energy consumed if the rate of one unit is 5.
