6.6 image formation by spherical mirrors

TOPIC 6: LIGHT AND OPTICS

6.6 IMAGE FORMATION BY
SPHERICAL MIRRORS

2

SPHERICAL MIRRORS

Spherical mirrors are part of a sphere
that has been cut

If the inner surface of the part that
has been cut reflects light, the mirror
is a CONCAVE MIRROR

If the outer surface of the part that
has been cut reflects light, the mirror
is a CONVEX MIRROR

Fields of vision

Concave mirror
Principal axis

Concave mirror Convex mirror

Guide On Drawing Ray Diagrams Of
Concave Mirror

1

2

3

Concave mirror
- converging mirror

Concave mirror- Converging mirror
1) u<f 2) u=f

CF P CF P

f f

Concave mirror- Converging mirror

3) f<u<2f 4) u=2f

CF P CF P

f f

Concave mirror- Converging mirror

5) u>2f 6) u=

CF P CF P

f f

Concave mirror Applications in daily
life
Conclusion

Concave mirror

Conclusion

SN MT S:Songsang M: MayFaR

K SB I B N:Nyata T: Tegak

Kecil Sama Besar Infiniti Besar

RID RIS RIM VUM VUM

u>2f C f<u<2f F u<f R: Real
u=2f u=f I: Inverted
D: Diminished
f S: Same size
M: Magnified
V: Virtual
U: Upright

14

Guide On Drawing Ray Diagrams Of
Convex Mirror

1

2

3

Convex mirror
- Diverging mirror

Convex mirror- Diverging mirror
1) u<f 2) u>2f

CF P CF P

f f

Convex mirror Applications in Daily
Life
Conclusion

Convex mirror

Conclusion

KTM

QUIZ 1

ANS: A

QUIZ 2

ANS: C

QUIZ 3

ANS: A

QUIZ 4

ANS: B

QUIZ 5 What are the characteristics of the image
formed?
Diagram 4 shows an object P placed in Apakah ciri-ciri imej terbentuk?
front of a convex mirror. A Real, inverted and diminished
Rajah 4 menunjukkan sebuah objek P
diletakkan di depan sebuah Nyata, songsang, dan dikecilkan
cermin cembung. B Real, upright and magnified

Nyata, tegak, dan dibesarkan
C Virtual, inverted and magnified

Maya, songsang, dan dibesarkan
D Virtual, upright and diminished

Maya, tegak, dan dikecilkan

ANS: D



Concave mirror
- converging mirror

https://www.physicsclassroom.com/Physics-Interactives/Reflection-and-Mirrors/Optics-Bench/Optics-
Bench-Interactive

https://www.youtubekids.com/watch?v=N6n0FAZ_6N8

https://www.youtubekids.com/watch?v=4H6bOMeeFmY

Semoga dipermudahkan
segala urusan menimba ilmu

dan kehidupan

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