railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Utilization of Electrical Energy Illumination

The phenomenon of fluorescence in a fluorescent lamp mainly occurs due to the presence of:

1
argon
2
mercury
3
xenon
4
phosphorous
Share: WhatsApp Telegram X

Sponsored

hivanix.in

Visit

This quiz is brought to you by hivanix.in

🌐 Web App Development

Other Tools: chatwiz.hivanix.in mmspace.hivanix.in unogame.hivanix.in

Quick Navigation

Home

Subjects

Chapters