Advertisements
Advertisements
Question
A 3 pin mains plug is fitted to the lead for a 1 kW electric kettle to be used on a 250 V A.C. supply. Which of the following statements is NOT correct?
(a) A 13 A fuse is the most appropriate value to use.
(b) The brown wire should be connected to the live side of the mains.
Advertisements
Solution
Incorrect statement:
(a) A 13A fuse is the most appropriate value to use
APPEARS IN
RELATED QUESTIONS
Christmas tree lamps are usually wired in series. What happens if one lamps breaks?
Define the term resistivity.
Name the principle on which a transformer works.
Calculate the current through a 60 W lamp rated 250 V. If the line voltage falls to 200 V, how is power consumed by the bulb affected?
An electric bulb is rated at 220 V, 100 W.
- What is its resistance?
- What safe current can be passed through it?
State the condition when it is advantageous to connect cells in series.
MCB is used to protect household electrical appliances.
What is the rate at which charges flow past a point on a circuit?
