Advertisements
Advertisements
प्रश्न
Draw the symbols of the following circuit components.
Electric bulb
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
Three resistors of resistances R1 , R2 and R3 are connected (i) in series, and (ii) in parallel. Write expressions for the equivalent resistance of the combination in each case.
Length: metre scale: : Current: ______
Explain the construction and working of an Telephone.
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) |
Which of the following precautions need not be taken while using electric gadgets/appliances/circuit?
Choose from the options a, b, c and d given in the following figure which shows the correct direction of current.
In an electric bulb, light is produced due to the glowing of ______.
A torch is not functioning, though contact points in the torch are in working condition. What can be the possible reasons for this? Mention any three.
