Advertisements
Advertisements
Question
In series combination of resistances ______.
Options
p.d. is same across each resistance
total resistance is reduced
current is same in each resistance
all of the above are true
Advertisements
Solution
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
RELATED QUESTIONS
Judge the equivalent resistance when the following are connected in parallel − (a) 1 Ω and 106Ω, (b) 1 Ω and 103Ω and 106Ω.
The V-I graph for a series combination and for a parallel combination of two resistors is shown in the figure below. Which of the two A or B. represents the parallel combination? Give reasons for your answer.
The substance having infinitely high electrical resistance is called:
(a) conductor
(b) resistor
(c) superconductor
(d) insulator
Give the law of combination of resistances in series.
If five resistances, each of value 0.2 ohm, are connected in series, what will be the resultant resistance?
Calculate the equivalent resistance between P and Q from the following diagram:
If R1 and R2 be the resistance of the filament of 40 W and 60 W respectively operating 220 V, then:
Consider the following combinations of resistors:
The combinations having equivalent resistance 1 Q is/are ______.
