Register

A lamp rated 100w 220 v is connected to mains electric supply . what current is drawn from the supplyy line, if the voltage is 220 v?

A lamp rated 100w 220 v is connected to mains electric supply . what current is drawn from the supplyy line, if the voltage is 220 v?
162k views
1 vote
a lamp rated 100w 220 v is connected to mains electric supply . what current is drawn from the supplyy line, if the voltage is 220 v?

User Rraallvv
by
7.8k points

1 Answer

2 votes
Power = (voltage) x (current)

100w = 220v x current

Current = 100w / 220v = 0.455 Ampere (rounded)
User Ulrich Scheller
by
8.8k points
← Prev Question Next Question →

Related questions

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

At sea level, water boils at 100 degrees celcius and methane  boiled at -161 degrees celcius. Which of these substances has a stronger force of attraction between its particles? Explain your answer
Physical properties of minerals graphic organizer
A snowball is launched horizontally from the top of a building at v = 16.9 m/s. If it lands d = 44 meters from the bottom, how high (in m) was the building?
Link Copied!