railway RRB Technician Grade 3 Mock Test 2024 Physics Optics Mirrors and Images

Suppose a human hair is 30.0 μm thick. If Reshmi uses a concave mirror of focal length 25 cm and obtains an image of the hair of 60 cm thickness, then the hair should be placed in front of the mirror at:

1

60 cm

2

50 cm

3

40 cm

4

25 cm

Share: WhatsApp Telegram X

Sponsored

hivanix.in

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