Advertisements
Advertisements
प्रश्न
How is direction of current related to the direction of flow of electrons?
Advertisements
उत्तर
The direction of current is opposite to the direction of flow of electrons.
संबंधित प्रश्न
The work done in moving a unit charge across two points in an electric circuit is a measure of:
(a) current
(b) potential difference
(c) resistance
(d) power
Three 2 V cells are connected in series and used as a battery in a circuit.
How many joules of electrical energy does 1 C gain on passing through (i) one cell (ii) all three cells?
What is the unit of electric current?
Which unit could be used to measure current?
(a) Watt
(b) Coulomb
(c) Volt
(d) Ampere
If a charge of 420 C flows through a conducting wire in 5 minutes what is the value of the current?
State the condition when it is advantageous to connect cells in parallel.
A current of 1 A is drawn by a filament of an electric bulb. Number of electrons passing through a cross section of the filament in 16 seconds would be roughly
An ammeter is always placed in parallel with the circuit.
