Adaptive Practice
Electricity
10 questions • Earn up to 98 XP • First attempt — go for 100%!
0
XP
0
Correct
x1
Combo
Question 1 of 10
⏱ 0:30
Easy
What is the SI unit of electric current?
Easy
Which material is commonly used as a conductor in electrical wiring in India?
Medium
If a bulb has a resistance of 10 Ω and the current flowing through it is 2 A, what is the voltage across the bulb?
Easy
What happens to the total resistance when more resistors are connected in series?
Medium
In a parallel circuit, if one bulb burns out, what happens to the other bulbs?
Easy
Which of the following is the correct formula for electrical power?
Medium
An electric iron rated 2200 W operates on 220 V supply. What is the current drawn by the iron?
Easy
Which device is used to measure electric current in a circuit?
Medium
Why are household electrical wires in India usually made of copper and covered with plastic insulation?
Hard
In India, the standard domestic voltage supply is 220 V. If a device has a resistance of 110 Ω, what is the power consumed?