Question

1. Give the law of combination of resistances in series,
2. It five resistances, each of value 0.2 ohm, are connected in series, what will be the resultant resistance ?
3. State the law of combination of resistances in parallel
4. If 3 resistances of 3 ohm each are connected in parallel, what will be their total resistance ?
5. How should the two resistances of 2 ohms each be connencted so as to produce an equivalent resistance of
Iohm?
6. Two resistances X and Y are connected turn by turn : (i) in parallel, and (ii) in series. In which case the
resultant resistance will be less than either of the individual resistances ?
7. What possible values of resultant resistance one can get by combining two resistances, one of value 2 ohm
and the other 6 ohm?
8. Shovy how you would connect two 4 ohm resistors to produce a combined resistance of (a) 2 ohms
(b) 8 ohms
9. Which of the following resistor arrangement, A or B. has the lower combined resistance ?
102
100
1000
10. A wire that has resistance Ris cut into two equal pieces. The two parts are joined in parallel. What is the
resistance of the combination?
11. Calculate the combined resistance in each case
5002
12. Find the current in each resistor in the circuit hown below
24V​

Answer 1

Answer:

According to the law of combination of resistances in series, the combined resistance of any number of resistances connected in series is equal to the sum of the individual resistances.

when 0.2 ohm are connected in series then your answer is simple 0.2+02+0.2=0.6