OHM'SLAW AND COMBINATION OF RESISTANCES
Current Electricity

268282 Using three wires of resistances 1ohm,2hm and 3 ohm, then no.of different values of resistances that possible are

1 6
2 4
3 10
4 8
Current Electricity

268304 A wire of resistance 18ohm is drawn until its radius reduce 12 th of its original radius then resistance of the wire is

1 188
2 72Ω
3 288Ω
4 388Ω
Current Electricity

268283 Six resistances of each 12 ohm are connected as shown in the fig. The effective resistance between the terminals A and B is

1 8Ω
2 6Ω
3 4Ω
4 12Ω
Current Electricity

268284 Current ' i ' coming from the battery and ammeter reading are

1 38A,18A
2 18A,18A
3 2A,23A
4 2A,18A
Current Electricity

268518 Find the equivalent resistance acrossAB :

1 1Ω
2 2Ω
3 3Ω
4 4Ω
Current Electricity

268282 Using three wires of resistances 1ohm,2hm and 3 ohm, then no.of different values of resistances that possible are

1 6
2 4
3 10
4 8
Current Electricity

268304 A wire of resistance 18ohm is drawn until its radius reduce 12 th of its original radius then resistance of the wire is

1 188
2 72Ω
3 288Ω
4 388Ω
Current Electricity

268283 Six resistances of each 12 ohm are connected as shown in the fig. The effective resistance between the terminals A and B is

1 8Ω
2 6Ω
3 4Ω
4 12Ω
Current Electricity

268284 Current ' i ' coming from the battery and ammeter reading are

1 38A,18A
2 18A,18A
3 2A,23A
4 2A,18A
Current Electricity

268518 Find the equivalent resistance acrossAB :

1 1Ω
2 2Ω
3 3Ω
4 4Ω
Current Electricity

268282 Using three wires of resistances 1ohm,2hm and 3 ohm, then no.of different values of resistances that possible are

1 6
2 4
3 10
4 8
Current Electricity

268304 A wire of resistance 18ohm is drawn until its radius reduce 12 th of its original radius then resistance of the wire is

1 188
2 72Ω
3 288Ω
4 388Ω
Current Electricity

268283 Six resistances of each 12 ohm are connected as shown in the fig. The effective resistance between the terminals A and B is

1 8Ω
2 6Ω
3 4Ω
4 12Ω
Current Electricity

268284 Current ' i ' coming from the battery and ammeter reading are

1 38A,18A
2 18A,18A
3 2A,23A
4 2A,18A
Current Electricity

268518 Find the equivalent resistance acrossAB :

1 1Ω
2 2Ω
3 3Ω
4 4Ω
Current Electricity

268282 Using three wires of resistances 1ohm,2hm and 3 ohm, then no.of different values of resistances that possible are

1 6
2 4
3 10
4 8
Current Electricity

268304 A wire of resistance 18ohm is drawn until its radius reduce 12 th of its original radius then resistance of the wire is

1 188
2 72Ω
3 288Ω
4 388Ω
Current Electricity

268283 Six resistances of each 12 ohm are connected as shown in the fig. The effective resistance between the terminals A and B is

1 8Ω
2 6Ω
3 4Ω
4 12Ω
Current Electricity

268284 Current ' i ' coming from the battery and ammeter reading are

1 38A,18A
2 18A,18A
3 2A,23A
4 2A,18A
Current Electricity

268518 Find the equivalent resistance acrossAB :

1 1Ω
2 2Ω
3 3Ω
4 4Ω
Current Electricity

268282 Using three wires of resistances 1ohm,2hm and 3 ohm, then no.of different values of resistances that possible are

1 6
2 4
3 10
4 8
Current Electricity

268304 A wire of resistance 18ohm is drawn until its radius reduce 12 th of its original radius then resistance of the wire is

1 188
2 72Ω
3 288Ω
4 388Ω
Current Electricity

268283 Six resistances of each 12 ohm are connected as shown in the fig. The effective resistance between the terminals A and B is

1 8Ω
2 6Ω
3 4Ω
4 12Ω
Current Electricity

268284 Current ' i ' coming from the battery and ammeter reading are

1 38A,18A
2 18A,18A
3 2A,23A
4 2A,18A