Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
APPEARS IN
संबंधित प्रश्न
n electrons flow through a cross section of a conductor in time t. If charge on an electron is e, then write an expression for the current in the conductor.
Write symbol and state function of following component in an electric circuit :
cell
Write symbol and state function of following component in an electric circuit :
rheostat
A charge 0.5 C passes through a cross section of a conductor in 5 s . Find the current .
State whether the resistance of filament of a bulb will decrease, remain unchanged or increase when it glows.
Name the physical quantity of which the unit is ohm
State the relation between electric current; the number of electrons moving in a circuit and time in seconds.
Why does the filament of an electric bulb in an electric circuit get white-hot, but not the connecting wires?
Draw a diagram showing two bulbs connected in parallel to a dry cell.
State the factors on which the electrical resistance of a wire depends.
