Question

Name the following diagrams and
explain the concept behind them.
Identify the figures and explain their​

Answer 1

Explanation:

(i) a is cartridge type fuse which is fitted with costly appliances like refrigerator, AC, geyser, TV etc. They have a proper current rating like 1 A, 2 A, 5 A etc. If the amount of current flow exceeds their ratings the fuse melts thus the circuit opens and current flow stops protecting the appliance from damage during overloading, short-circuiting or faulty in appliances.