Advertisements
Advertisements
प्रश्न
What connection is used in domestic appliances and why?
Advertisements
उत्तर
Parallel connection is used in domestic appliances. When any disconnection of one circuit in our home, does not affect the other circuit.
APPEARS IN
संबंधित प्रश्न
An electric lamp of 100 Ω, a toaster of resistance 50 Ω, and a water filter of resistance 500 Ω are connected in parallel to a 220 V source. What is the resistance of an electric iron connected to the same source that takes as much current as all three appliances, and what is the current through it?
How can three resistors of resistances 2 Ω, 3 Ω and 6 Ω be connected to give a total resistance of 4 Ω ?
Find the current in each resistor in the circuit shown below:
A resistor has a resistance of 176 ohms. How many of these resistors should be connected in parallel so that their combination draws a current of 5 amperes from a 220 volt supply line?
Explain with the help of a labelled circuit diagram, how you will find the resistance of a combination of three resistors of resistances R1, R2 and R3 joined in parallel.
Two resistances when connected in parallel give resultant value of 2 ohm; when connected in series the value becomes 9 ohm. Calculate the value of each resistance.
How does the resistance of a metallic wire depend on the length of wire?
The least resistance obtained by using 2 Ω, 4 Ω, 1 Ω and 100 Ω is:
You are given four ammeters A, B, C and D having the least counts mentioned below:
(I) Ammeter A with least count 0.25 A
(II) Ammeter B with least count 0.5 A
(III) Ammeter C with least count 0.05 A
(IV) Ammeter D with least count 0.1 A
Which of the ammeters would you prefer for doing an experiment to determine the equivalent resistance of two resistances most accurately, when connected in parallel?
Four resistors each of resistance 5 Ω are connected in parallel. What is the effective resistance?
