Advertisements
Advertisements
प्रश्न
Length: metre scale: : Current: ______
Advertisements
उत्तर
Length: metre scale: : Current : ammeter.
APPEARS IN
संबंधित प्रश्न
Two identical resistros of `12 Omega` each are connected to a battery of 3V . Calculate the ratio of the power consumed by the resulting combinations with minimum resistance and maximum resistance.
Match the following
| 1. | Cell | used to open or close a circuit |
| 2. | Switch | safety device used in electric circuit |
| 3. | Circuit | A complete path for the flow of an electric current |
| 4. | Miniature circuit Breaker | Reset by hand, circuit becomes complete once again |
| 5. | Fuse | A device which converts chemical energy into electrical energy |
Water can conduct electricity.
Give a reason for the following.
One should not use an umbrella while crossing an open field during thunderstorm.
A cell, a resistor, a key and ammeter are arranged as shown in the circuit diagrams of Figure. The current recorded in the ammeter will be
![]() |
![]() |
![]() |
| (i) | (ii) | (iii) |
Name the effect of current responsible for the glow of the bulb in an electric circuit.
Which of the following precautions need not be taken while using electric gadgets/appliances/circuit?
Why is an electric fuse required in all electrical appliances?
Draw the symbols of the following circuit components.
Electric bulb
In an electric bulb, light is produced due to the glowing of ______.



