Advertisements
Advertisements
प्रश्न
Two fuse wire of same length are rated 5 A and 20 A. Which of the two is thicker?
Advertisements
उत्तर
The 20 A fuse wire will be thicker so that its resistance be low.
APPEARS IN
संबंधित प्रश्न
To which wire should the fuse be connected?
State the characteristics required in a material to be used as an effective fuse wire.
For a fuse, higher the current rating ________ is the fuse wire.
What is a fuse?
A fuse is connected in ______ with the ______ wire.
An electric kettle is rated 3 kW, 250 V. Give reason whether this kettle can be used in a circuit which contains a fuse of current rating 13 A.
(i) Write one advantage of connecting electrical appliances in parallel combination.
(ii) What characteristics should a fuse wire have ?
(iii) Which wire in a power circuit is connected to the metallic body of the appliance ?
The rating of a fuse connected in the lighting circuit is ______.
Why fuse wire must always be connected in ‘live’ wire? Explain.
(a) Name the electrical appliance shown in the diagram below.
(b) Name the material of the wire used in this device.
(c) Name two important characteristics of this wire.
