Ends of lightning conductors are _____.
(a) Name the material of which a lightning conductor is made.
(b) What is the shape of the top end of a lightning conductor ?
(c) Where is the upper end of the lightning conductor fixed in a building ?
(d) Where is the lower end of the lightning conductor fixed and how ?
(a) How does a lightning conductor protect a tall building? Name the scientist who invented the lightning conductor.
(b) Why are lightning strikes more frequent in hilly areas?
Describe the construction and working of a lightning conductor.
Draw a diagram of lightning conductor.