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

If a lamp efficiency is given as 12 lumen/watt, then the lamp should be: 

1
a CFL 
2
a fluorescent lamp 
3
an LED lamp  
4
an incandescent 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