Question

Substance used in arc lamps which gives a very bright light. *

1 point

Diamond

Graphite

Fullerene

Anthracite​

Answer 1

Answer:

Diamond

Explanation:

Answer 2

Substance used in arc lamps which give a very bright light is GRAPHITE !

• It is easy to guess the answer because graphite is the only allotrope of a carbon which is capable of transmitting electric currents, i.e. it is a conductor of electricity.

• Arc lamp is one of the commercially used type of electricity powered light.

Advantages of this type of lamps:

• SUPER BRIGHT light source, hence it is capable to to light up a large street, a big room or a factory.

• In the 20th century, it was the most common and famous available way to light up large areas.

• Usage of Arc lamps was much more cheaper as compared to conventional gas or oil lamps which required constant supply of inflammable oils.

$\star$ Hope It Helps.