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Fizik Form 4 : Light and Optics

Authored by unazack Husna

Physics

10th - 11th Grade

Used 179+ times

Fizik Form 4 : Light and Optics
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Diagram shows a ray diagram of formation of image in an optical device.

Rajah menunjukkan rajah sinar bagi imej yang terbentuk dalam sebuah alat optik.


Which of the following optical device is represented by Diagram?

Antara alat optik berikut, yang manakah diwakili oleh rajah?

Slide projector

Projektor slaid

Magnifying glass

Kanta pembesar

Compound microscope

Mikroskop majmuk

Astronomical telescope

Teleskop astronomi

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

What is the height of the object if the height of the image is 4 cm?

Berapakah tinggi objek itu sekiranya tinggi imej yang dihasilkan ialah 4 cm?

5 cm

2 cm

4 cm

3 cm

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Diagram shows an object is placed in front of a convex lens

Rajah menunjukkan suatu objek diletakkan di hadapan suatu kanta cembung.


The characteristics of image formed are

Ciri-ciri imej yang terbentuk adalah

virtual, upright, magnified

Maya, tegak, dibesarkan

real, inverted, diminished

Nyata, songsang, dikecilkan

real, inverted, magnified

Nyata, songsang, dibesarkan

real, inverted, same size as the object

Nyata, songsang, sama saiz dengan objek

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Diagram shows an arrangement of apparatus to get a sharp image on the screen.

Rajah menunjukkan susunan radas untuk menghasilkan satu imej yang tajam pada sebuah skrin.


Which of the following action will produce a sharp and bigger image on the screen?

Antara tindakan berikut yang manakah akan menghasilkan satu imej yang tajam dan besar pada skrin itu?

Move the screen towards the lens until at f

Gerakkan skrin mendekati kanta sehingga f

Move the object further from the lens at more than 2f

Gerakkan objek itu lebih jauh daripada kanta pada 2f

Move the object until it is at the position between f and 2f

Gerakkan objek sehingga ia berada pada kedudukan di antara f and 2f

Replace the lens with another concave lens of shorter focal length

Gantikan kanta itu dengan sebuah kanta cekung yang mempunyai jarak focus yang lebih pendek

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following ray diagrams shows the convex lens can act as a magnifying glass? The focal length of the lens is 10 cm.

Antara gambar rajah sinar berikut, yang manakah menunjukkan kanta cembung boleh bertindak sebagai kanta pembesar? Panjang fokus bagi kanta itu ialah 10 cm?

Media Image
Media Image
Media Image
Media Image

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following ray diagrams for a concave lens is correct?

Gambar rajah sinar yang manakah bagi satu kanta cekung adalah betul?

Media Image
Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An object is placed in front of a convex lens with a focal length, f. An image of the same size as the object is formed on the screen. The object distance is

Satu objek diletakkan di hadapan sebuah kanta cembung dengan panjang fokus, f. Satu imej yang sama saiz dengan objek terbentuk pada skrin. Jarak objek ialah;

less than f,

kurang daripada f

between f and 2f,

di antara f dan 2f

same as f,

sama dengan f

Same as 2f,

Sama dengan 2f

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