railway RRB JE (CBT I + CBT II) Mock Test 2024 Utilization of Electrical Energy Illumination

________ lamps consist of an inner discharge tube and an outer evacuated tube.

1
Both sodium and fluorescent lamps
2
High pressure mercury vapour lamp
3
Fluorescent lamp 
4
Sodium lamp
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