Home
Class 12
PHYSICS
An electric heater rated 220 V and 550 V...

An electric heater rated 220 V and 550 V is connected to AC mains. The current drawn by it is

A

0.8V

B

2.5V

C

0.4V

D

1.25V

Text Solution

Verified by Experts

The correct Answer is:
B
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ELECTROMAGNETIC INDUCTION & ALTERNATING CURRENT

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE-G|10 Videos

  • ELECTROMAGNETIC INDUCTION & ALTERNATING CURRENT

    VMC MODULES ENGLISH|Exercise IN-CHAPTER EXERCISE-E|10 Videos

  • DYNAMICS OF A PARTICLE

    VMC MODULES ENGLISH|Exercise JEE Advance (Archive) Level - II (SINGLE OPTION CORRECT TYPE )|31 Videos

  • ELECTROMAGNETIC INDUCTION & ALTERNATIVE CURRENT

    VMC MODULES ENGLISH|Exercise IMPECCABLE|52 Videos

Similar Questions

Explore conceptually related problems

An electric bulb rated 220 V and 60 W is connected in series with another electric bulb rated 220 V and 40 W . The combination is connected across a source of emf 220 V . Which bulb will glow more?

An electric bulb rated '220 V, 60 W' glows when connected with 220 V mains. Find the resistance of the filament of the bulb.

An electric bulb rated '220 V, 60 W' glows when connected with 220 V mains. Another identical bulb is connected in series with the first one and the system is connected across the 220 V mains. Draw a diagram to show the arrangement and find : (a) the rate of consumption of energy in each bulb, and (ii) total power consumed.

An electric bulb rated '220 V, 60 W' glows when connected with 220 V mains. If two bulbs are connected in parallel, draw a diagram of this arrangement. What will then be the total power consumed ?

An electric heater rated 2.2 kW, 220 V is operated for 2 h. Calculate : the safe limit of current which can pass through it,

An electric heater rated 2.2 kW, 220 V" is operated for 2 h. Calculate : the safe limit of current which can pass through it,

An electric heater is rated 1000 W - 200 V. Calculate the current flowing though it.

An electric heater rated 2.2 kW, 220 V" is operated for 2 h. Calculate : the cost of electricity consumed at a rate of 5.20 per unit.

An electric heater rated 2.2 kW, 220 V is operated for 2 h. Calculate : the cost of electricity consumed at a rate of 5.20 per unit.

A servo voltage stabiliser restricts the voltage output to 220 V +- 1% . If an electric bulb rated at 220 V, 100 W is connected to it, what will be the minimum and maximum power consumed by it?

Home
Profile