Physicsmedium · Past Paper
A heater is rated 220V, 2200W. What is the current drawn by it?
A1 A
B10 A
C22 A
D100 A
✓ Correct Answer: B — 10 A
I = P / V = 2200 / 220 = 10 Amperes.
Share this question
More from Physics
- An object is placed 10 cm in front of a plane mirror. The distance between the object and its image is:
- Which of the following is used in a solar furnace?
- An object is placed at a distance 'u' from a convex lens and its real image is formed at 'v'. The graph of 1/v versus 1/u is a:
- The rate of flow of electric charge is called:
- Which device is used by bats to navigate and find food?