Question

4. The distance between an object and a plane
mirror is 60 cm. The distance between the
object and the image is
a) 60 cm b) 30 cm c) 120 cm d) 15 cm
5. For a ray incident along the normal, the
angle of reflection is
a) 90° b) 45°
c) 180°
d) 0°
6. If the angle between the incident ray and
reflected ray is 60°, the angle of incidence is
a) 60°
b) 15° c) 30°
d) 90°
7. If the angle of incidence is 45°, the angle
between the incident ray and reflected ray is
a) 60°
b) 45°
c) 30°
d) 90°​

Answer 1

ʜᴏᴘᴇ ɪᴛ's ʜᴇʟᴘғᴜʟ ᴛᴏ ᴜ...

ʙᴇғᴏʀᴇ ᴊᴏɪɴɪɴɢ ᴛʜᴇ ᴀʀᴍᴇᴅ ғᴏʀᴄᴇs, ʜᴀɴs ᴡᴏʟғ ғʀᴏᴍ ᴅᴜssᴇʟᴅᴏʀғ ᴜsᴇᴅ ᴛᴏ ᴘʟᴀʏ ᴛʜᴇ ᴄᴇʟʟᴏ ɪɴ ᴀɴ ᴏʀᴄʜᴇsᴛʀᴀ ᴀɴᴅ ᴊɪᴍ ᴍᴀᴄᴘʜᴇʀsᴏɴ ᴡᴀs ᴀ sᴄʜᴏᴏʟ ᴛᴇᴀᴄʜᴇʀ ғʀᴏᴍ ᴅᴏʀsᴇᴛ.

Answer 2

4. a) 60 cm

5. a) 90

6. c) 30

7. d) 90