Physics
How will you obtain a source of large direct current ? Show it with the help of a diagram.
Related Questions
State two differences between a conductor and an insulator of electricity.
Write the condition required for a circuit to be a closed circuit.
Which material is used to make wires for a resistance box ? Why is this particular material used ?
A galvanometer has an 'O' mark at the middle, while a voltmeter and ammeter has the mark at the left hand corner of the dial. Explain.