Advertisements
Advertisements
प्रश्न
In series combination of resistances ______.
विकल्प
p.d. is same across each resistance
total resistance is reduced
current is same in each resistance
all of the above are true
Advertisements
उत्तर
In series of combinations of resistances current is same in each resistance.
Explanation:
In a series combination, the current has a single path for its flow. Hence, the same current passes through each resistor.
APPEARS IN
संबंधित प्रश्न
Find the equivalent resistance between points A and B

Two resistances X and Y are connected turn by turn:
- in parallel, and
- in series.
In which case the resultant resistance will be less than either of the individual resistances?
You are supplied with a number of 100 Ω resistors. How could you combine some of these resistors to make a 250 Ω resistor?
You have three resistors of values 2 `Omega`, 3 `Omega`, and 5 `Omega`. How will you join them so that the total resistance is less than 2 `Omega`?
What do you mean by power rating of an electrical appliance? How do you use it to calculate
(a) the resistance of the appliance and
(b) the safe limit of the current in it, while in use?
Choose the correct alternative and rewrite the following sentence.
If three resistors 2 ohms, 3 ohms and 4 ohms are connected in series, then the effective resistance in the circuit will be _______ ohms.
Calculate the equivalent resistance between P and Q from the following diagram:
In the circuit shown below, calculate the equivalent resistance between the points (i) A and B, (ii) C and D.
Two resistors of 4Ω and 6Ω are connected in parallel to a cell to draw 0.5 A current from the cell. Calculate the current in each resistor.
