and 30 are joined in series with a battery of emf 3V. It is desired to measure current and voltage across the 20 resistor with the help of an ammeter and voltmeter. Identify the correct arrangement of ammeter ( ) and voltmeter ( ) out of four possible arrangements shown in figure. Given below
a)b)c)d)
and 30 are joined in series with a battery of emf 3V. It is desired to measure current and voltage across the 20 resistor with the help of an ammeter and voltmeter. Identify the correct arrangement of ammeter ( ) and voltmeter ( ) out of four possible arrangements shown in figure. Given below
a)b)c)d)
(c) As ammeter must be connected in series of resistor, and the voltmeter in parallel to resistor, the correct arrangement is as shown in figure(c). |