Draw a circuit diagram of an electric circuit containing a cell, a key, an ammeter, a resistance of `4 Omega` in series with a combination of two resistors `(8 Omega)` in parallel and a voltmeter across the parallel combination. Each of them dissipate maximum energy and can withstand a maximum power of `16 W` without melting. Find the maximum current that can flow through the three resistors.

Draw a circuit diagram of an electric circuit containing a cell, a key, an ammeter, a resistor of 4Omega in series with a combination of two resistors ( 8Omega each ) in parallel and a voltmeter across parallel combination. Each of them dissipate maximum energy and can withstand a maximum power of 16 W without melting. Find the maximum current that can flow through the three resistors.

Three 2 Omega resistors, A, B and C are connected as shown in figure. Each of them dissipates energy and can with stand a maximum power of 18 W without melting. Find the maximum current that can flow through the three resistors ?

Draw a circuit diagram of an electric circuit containing a cell, a key, an ammeter, a resistance of 2 Omega in series with a combination of two resistors ( 4 Omega each) in parallel and a voltmeter across the parallel combination. Will the potential difference across the 2 Omega resistor be the same as that across the parallel combination of 4 Omega resistors ? Give reason.

Draw the circuit diagram of an electric circuit containing a battery of 6 V, a key , an ammeter , a resistor of 4 Omega in series with a combination of two resistors of 8 Omega each in parallel, and a voltmeter across the parallel combination. (a) Calculate the resistance of the circuit . (b) Find the current flowing in the circuit. (c) What will be the voltage across the parallel combination of resistors?

Three 2 Omega reistors , A,B and C , are connected as shown in (Fig. 3.44). Each of them dissipates energy and can withstand a maximum current that can flow through the three resistors ? .

A 5-A wire can withstand a maximum power of 1W in circuit. The resistance of the fuse wire is

A 6A fuse wire can withstand a maximum power of 18W in circuit . The resistance of the fuse wire is