Test SeriesFree PYQsExamsPricing

JEE Main Chemistry question

ChemistryThe p-Block ElementsJEE Main

The carbon of microphones used in public address systems is:

Answer: (D)

Solution

Carbon (button) microphones use granules of finely divided carbon black (lamp black), whose electrical

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-138669