railway RPF Constable Mock Test Series 2024 Physics Laws of Motion Common forces in mechanics

যে পদার্থ ঘর্ষণ কমায় তাকে বলে-

1
লুব্রিকেন্ট
2
জল
3
পেট্রোলিয়াম
4
চাপ
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