Advertisements
Advertisements
प्रश्न
In an electric circuit, electron flow a from of point of ______ potential to the point of ______ potential.
Advertisements
उत्तर
In an electric circuit, electron flow a from of point of higher potential to the point of lower potential.
संबंधित प्रश्न
Draw circuit symbols for
a battery of three cells
Tell the odd one out. Give a proper explanation.
A battery is to be formed by joining 3 dry cells with connecting wires. Show how will you connect the wires by drawing a diagram.
Match the column ‘A’ with column ‘B’.
|
Column ‘A’
|
Column ‘B’ |
|
(1) Eka - boron
|
(a) Germanium
|
|
(2) Eka - Aluminium
|
(b) Scandium
|
|
(3) Eka - Silicon
|
(c) Gallium |
Answer the following question.
With the help of a suitable circuit diagram prove that the reciprocal of the equivalent resistance of a group of resistances joined in parallel is equal to the sum of the reciprocals of the individual resistances.
Draw a neat diagram showing a closed electric circuit.
In the circuit shown, which switches (L,M or N) must be closed to light up the bulb?
Which of the following a simple circuit must-have?
Paheli connected two bulbs to a cell as shown in the following figure.
She found that filament of bulb B is broken. Will the bulb A glow in this circuit? Give reason.
A complete circuit is left on for several minutes, causing the connecting copper wire to become hot. As the temperature of the wire increases, the electrical resistance of the wire
