Advertisements
Advertisements
प्रश्न

Which of the following solutions will not make the bulb in figure?
विकल्प
Sodium chlorides
Copper sulphate
Silver nitrate
Sugar solution in diluted water
Advertisements
उत्तर
Sugar solution in diluted water
Explanation:
Sugar solution in diluted water does not make ions and is a poor conductor of electricity. Therefore, it will not make the current flow through it and the bulb will not glow.
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.
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 |
Length: metre scale: : Current: ______
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) |
Boojho made the circuit given in the figure and observed that the bulb did not glow. On Paheli’s suggestion he added one more cell in the circuit. The bulb now glows. Explain.

Which property of a conducting wire is utilised in making electric fuse?
Why are compact fluorescent lamps (CFLs) preferred over electric bulbs?
Electricity produced on rubbing is ______.
In an electric bulb, light is produced due to the glowing of ______.



