Write the symbol of ammeter in an electric circuit.
Write symbols and state functions of each of the following components in an electric circuit:
(i) key, (ii) cell, (iii) rheostat, (iv) ammeter, and (v) voltmeter.
What is a circuit diagram? Draw the labeled diagram of an electric circuit comprising of a cell, a resistor, an ammeter, a voltmeter and a closed switch (or closed plug key). Which of the two has a large resistance: an ammeter or a voltmeter?