Advertisements
Advertisements
प्रश्न
Tabulate the different components of an electric circuit and their respective symbols.
Advertisements
उत्तर
| Sl.no. | Electric component | Figure | Symbol |
| 1. | Electric cell |
Cell |
 |
| 2. | Battery |
Battery |
 |
| 3. | Switch-open |  |
Open |
| 4. | Switch-closed |  |
Close |
| 5. | Electric bulb |  |
 |
| 6. | Connecting wires |  |
 |
| 7. | Connecting wires |  |
 |
APPEARS IN
संबंधित प्रश्न
Draw circuit symbols for
a battery of three cells
Draw a circuit diagram to show how 3 bulbs can be lit from a battery so that 2 bulbs are controlled by the same switch the third bulb has its own switch.
A battery is to be formed by joining 3 dry cells with connecting wires. Show how will you connect the wires by drawing a diagram.
Match the column ‘A’ with column ‘B’.
|
Column ‘A’
|
Column ‘B’ |
|
(1) Eka - boron
|
(a) Germanium
|
|
(2) Eka - Aluminium
|
(b) Scandium
|
|
(3) Eka - Silicon
|
(c) Gallium |
Find the odd one out and give its explanation.
What is the potential difference?
Nowadays MCBs are used in homes, for stop the current in the circuit which suddenly increases.
Three bulbs A, B, C are connected in a circuit as shown in the following figure. When the switch is ‘ON’
Name the device used these days in place of electric fuses in electrical circuits.
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.
